look up any word, like yeet:
 
1.
To cosnpire to ruin someones reputation untill they become unemployable and people refuse to associate with them.
After he cancelled that concert his manager blackballed him. Now no record company wants to produce his album.
by A ton of pounds December 31, 2004
 
2.
testicular frost bite
Mike really learned his lession this winter about walking naked through a blizzard he got black balls and his face was literally frozen solid.
by LMxDurgex December 24, 2008
 
3.
even worse than its better-known cousin, blue balls. this pain can only be compared to that of being pulled inside-out through your butthole.
i heard that phillip got black balls by shirley
by ian the d April 14, 2004
 
4.
a yellow flag with a solid back circle in the center signifying that the beach is now off limits to hard boards most often because to many stupid ppl are in the water and expect that surfers are paying attention to where they are and not the other way around
the main reason why Huntington Beach surfers hate tourists
by BaddAssKiwi April 15, 2004
 
5.
to let another man down as a man.
kenny blackballed on all his friends by choosing to hang out with his girlfriend, whom he hung out with the day before instead of drink beer and watch the game.
by ryan pittman November 18, 2007
 
6.
the process where someone says things behind someones back to make themselves seem good, then acts all freindly towards taht person when they see them
"that dick keeps playing blackball with you"
by Ben February 17, 2005
 
7.
freeballing so rawly to the point of actual chafing and bruising of the testicular organs
PFrey decided to participate in freeball friday, however, he "rode" it too hard and thus blackballed it.
by MIKAH CHAN October 04, 2005