Meaning of be cool | Babel Free

Definitions

1. Used to implore someone to not reveal illegal or improper activity.
   imperative
2. Used to remonstrate someone for being (inadvertently) awkward, nerdy, geeky, or embarrassing.
   imperative

Equivalents

Examples

“That's why I scoured our newsroom for red yarn, watched an episode of "The Bachelorette" during work (shhh, be cool) and tacked pictures of reality TV stars alongside a scrap of notebook paper...”

CEFR level