A fork of Rural Dictionary
A hole in which masting/mastering occurs, also known as master hole...note that masting in this definition is the act of ejaculating or engaging in some kind of sexual act. A clever but somewhat obvious term to be used in public to deter strangers from eavesdropping on a sexual/private conversation.
frat boy 1: Dude...Kara was such a freak!!
frat boy 2: How freaky brah?
frat boy 1: She asked me to mast in her masting hole.
frat boy 2: Nice :)