a nickname given by girlfriends to their boyfriends. usually meant to be cute, but ends up just embarrassing the guy in public
josh is my yummy boy!
by 1FingerTeaser March 24, 2017
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a hot guy, someone with sex appeal, has a air of confidence, attracts the ladies, great sense of humor and attitude (positive), athletic, adventurous
Wow...look at that yummy boy (YB)!

I'm still searching for my yummy boy (YB).
by Darla Faith February 12, 2008
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