Top Definition
The numb, sometimes tingly sensation a guy gets in his nuts after ejaculation and during the refractory period.

Can usually be avoided/remedied by peeing and drinking some water.
I had sack freeze for half an hour after that night with her.
by safasfd October 13, 2008
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.