When u have a boner, but its small, and EXTREAMLY hard. Unlike a regular boner when its EXTREAMLY big. So if u have a small boner thats really thick and hard, you are mini-boned
1. "dude i was sooo mini-boned last night"
2."I got mini-boned"
3."because i was mini-boned my girl couldnt jack me off"
by bob villa November 29, 2003
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