Definitions by J to the Double L O

froink 

Used to acknowledge the start of an erection.
Other word forms - froinker

(hot girl walks by)
Friend 1: Froink!
Friend 2: Dude, don't tell me that shit...

(pause)

Friend 2: ...froink...

froink by J to the Double L O May 30, 2006

froinker 

One who causes an erection. Derivative of froink.

-Dude, check out that chick! She's a total froinker!
-Hell yeah! Froink!

froinker by J to the Double L O May 30, 2006