Boner-Shrinker

A phrase used by men to describe something or someone so ugly it "shrinks their boner" or immediately halts an erection.

"Awww man, I saw my grandma naked last night, total boner-shrinker."

by livingalie246 October 12, 2008

boner shrinker

When someone in your group is no fun and tries to ruin the fun for the group.

We were at the strip club and Norman was being such a boner shrinker and wouldn't stop talking about his problems.

by moabjen July 19, 2015