Top Definition
First person singular ("I") slang for "your boy". Pronounced like ju in junk and boy.
David: You really for an intense game of tennis, Oliver?
Oliver: Jaboy was born ready.
by Oliver Guzman April 09, 2013
1 more definition
A boy of jewish heritage.
The jaboy was caught stealing candy from a baby.
by BIG_DEE June 28, 2011

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