The Brief: To "clown" or "be a clown" means to act foolish – like a clown.

Bluesquiggle
DEEP DIVE

‘Clown’ is a slang term meaning ‘fool.’

I just took a DNA Test turns out I’m 100% a clown”

“You’re a clown if you flex on the people that helped you in your time of need.”

The phrase “putting on clown makeup” means to act like a clown. It’s often used in reference to someone who is acting foolish despite their better judgement.