Definitions by Them/HIM

Thun 

The sound either created or imagined when something dramatic or unexpected happens. The sound heard when someone is caught off guard, caught in a lie or someone/someones plans are just plain compromised.

Friend: Man, I don't chase no bitches!
Other friend: Bullshit!

Friend: *THUN*

Thun by Them/HIM August 2, 2021