Top Definition
When a girl is about as tall as the waist of a guy. The height of both people is thus ideal for blow jobs.
Person A: My girlfriend is so small, she has the ideal blowjob height!
Person B: Sweet! I always wanted a girl with a ibjh
#blowjob #blow #job #height #ideal #ibjh #boy #girl #friend
by PCFF March 29, 2011
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