Being able to get a boner in front of a hot girl without her or you feeling uncomfortable.
1.
Person 1: "Yo what the fuck man you had a boner in front of that hottie"

Person 2: "Man ain't no thang, we're old friends."

person 1: "Oh alright, you were totally boner safe."

2.

"Adam is always boner safe because everyone thinks he is gay"
by TheRealness December 13, 2008
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