[Slang] THAT'S BANANAS. - Mastering English Slang: Learn to Say "That's bananas

Crazy or absurd.

To say "That's bananas" means something is extremely crazy or absurd, much like the unexpected twists and turns of a bunch of bananas themselves. This expression adds a fun and quirky spin to describing situations or actions that are beyond the ordinary, much like the unexpectedness in cartoons or humorous sketches. Use this phrase when you encounter something that defies normal expectations, and you want to express your astonishment in a light-hearted way.

Example Sentences

1. Her new idea was totally that's bananas, but it might just work!

   Her new idea was completely crazy, but it might work!

2. Can you believe this? His suggestion is that's bananas!

   Can you believe this? His suggestion is completely crazy!

3. At the brainstorming session, her creative pitch was so out there—it was absolutely that's bananas!

   At the brainstorming session, her creative pitch was so out there—it was absolutely crazy!