clicked a pen

An idiom, generally used when referring to teachers, describes when a person looks extremely mad at someone else or yourself, and they (in their head) "click a pen", ready to write someone up, or explode on the offender later.

Did you see the way Mr. Rogers was looking at me? He totally just clicked a pen in his head.

Wunk

The past tense of Wink. Commonly used by people who forget that the word 'winked' exists.

Steve: Hey, someone just wunk at me!
Alex: Do you mean winked?
Steve: No, they WUNK at me!!

zarf

(verb) An especially violent or long-distance projectile vomit.

"Did you see that guy? He zarfed 40 feet!"