fast
adjective
UK/fɑːst/US/fæst/
Moving or able to move quickly, or happening within a short time; also describing something firmly fixed (as in ‘hold fast’).
Example Sentences
He drove at a fast pace on the highway, reaching his destination an hour earlier than expected.
She likes to run fast when sprinting around the track, pushing herself to improve her speed with every lap.
In times of emergency, a fast response from the medical team can save lives and minimize complications.
When the cat saw its favorite treat, it made a fast dash across the living room to reach it before the dog did.
Despite the heavy load, this computer can still operate remarkably fast, allowing users to multitask with minimal delay.
Her heart hammered fast in her chest when she heard the unexpected knock on the door in the middle of the night, signaling a sudden rush of adrenaline as she carefully approached to see who it was.
Modern life often demands a fast turnaround for tasks, from replying to emails to processing orders, leaving little time for rest during the workday.
Although the new subway line is known for its fast service, many commuters also appreciate its reliability, cleanliness, and the courteous staff who help passengers navigate the station’s numerous platforms and exits.
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adverb
UK/fɑːst/US/fæst/
Quickly or rapidly; at high speed.
Example Sentences
She walked fast to catch her flight, weaving through crowds and rolling her luggage behind her.
If you speak too fast, you may lose your listeners’ attention, so remember to pace yourself during presentations.
They finished their work fast by dividing up the tasks and helping each other stay on schedule.
He needed to drive fast to make it to the station before the last train departed for the night.
Many data-processing systems function more efficiently as technology advances, allowing them to run fast even under heavy loads.
At the sound of thunder, the startled deer bolted fast into the forest, seeking cover among the thick trees and brush in an astonishing display of agility.
Because the river current was flowing fast due to recent rains, the kayakers wore extra safety gear and stuck to the calmer edges near the banks.
Although he typed fast, he made very few errors, demonstrating that speed need not compromise accuracy if one develops good habits and plenty of practice.
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noun (countable)
UK/fɑːst/US/fæst/
A period of time during which one abstains from eating (and sometimes drinking), often for religious, medical, or personal reasons.
Example Sentences
He observed a strict fast from sunrise to sunset during the month-long religious observance.
Before undergoing certain medical tests, patients may be required to complete a 12-hour fast to ensure accurate blood work results.
Her annual fast helped her reflect on self-discipline and appreciate her daily meals more deeply.
At the end of the long communal fast, the village came together to share a modest feast in celebration and thanksgiving.
Fasting can be practiced for spiritual reasons or as part of an intermittent fasting regimen to improve metabolic health.
Some dieters incorporate a short fast into their routine to kickstart weight loss or boost mental clarity, but results and experiences may vary widely among individuals.
The ancient tradition of the fast has been observed in many world cultures, often associated with purification, repentance, or the hope of receiving blessings during times of drought and hardship.
She embarked on a three-day fast to reset her palate and reduce her dependence on overly processed foods, finding that the experience tested her resolve but also increased her awareness of how much she depended on constant snacking.
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verb (intransitive)
UK/fɑːst/US/fæst/
To abstain from all or some kinds of food (and sometimes drink), typically for religious, health, or personal reasons.
Example Sentences
He decided to fast once a week to cultivate discipline and improve his digestive health.
Some people fast to experience heightened mental clarity, though scientific results on this practice can be mixed.
She will fast for two days prior to the ceremony, believing it helps purify her body and mind for the ritual.
While many choose to fast for religious reasons, others do it purely for perceived health benefits or to challenge their willpower.
Doctors advised him to fast overnight so they could perform accurate blood tests early the next morning.
Although she found it challenging to fast for more than 24 hours, the sense of accomplishment afterward gave her renewed confidence and a deeper appreciation for the simple act of eating.
Some cultures fast collectively, uniting families and communities through shared traditions of sacrifice and self-control during specific periods of the year.
They fast and pray together at the end of each week, believing that spiritual reflection and physical restraint help them focus on gratitude and compassion toward those who face hunger daily.
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How to Use
Moving quickly, firmly fixed, or abstaining from food or drink.The word 'fast' serves as an adjective, adverb, and verb. As an adjective, it describes speed ('a fast car') or firmness ('the door is fastened tight'). As an adverb, it emphasizes quick motion ('He runs fast'). As a verb, it means abstaining from food or drink for a period ('Many people fast during religious observances'). It is common in idiomatic expressions like 'fast asleep' (deeply asleep) or 'hold fast' (cling firmly). Comparative ('faster') and superlative ('fastest') forms are used to highlight relative speed. Use context to determine its specific meaning effectively.
Alternatives
Alternatives for 'fast' include 'quick,' 'rapid,' or 'swift' for speed, and 'firm' or 'secure' for steadiness. For fasting, consider 'abstain' or 'refrain.'
Writing
In writing, 'fast' is concise and versatile. Use it to depict speed ('The car moves fast') or steadiness ('The lock is fastened tight'). Its superlative forms ('faster,' 'fastest') are essential for comparisons ('She is the fastest swimmer'). For variation, synonyms like 'rapid' or 'secure' add depth, depending on context. Avoid overusing 'fast' in descriptive passages by incorporating specific alternatives.
Casual Conversation
In casual conversation, 'fast' is a go-to word for describing speed ('That was fast!') or abstinence ('I’m fasting today'). Phrases like 'fast food' and 'fast asleep' are also common. Its simplicity and flexibility make it relatable and widely understood in everyday speech.
Etymology
From Old English 'fæst,' meaning 'firmly fixed or steadfast,' later extended to signify 'quick.' Interesting fact: 'Fast' originally referred to immovability and was later adopted to describe speed, showcasing its versatility in meaning.