Stands for Hit Me Up.
This word means "i'm bored so you should talk/chill with me".
A word generally used by fuckboys that have no purpose in life other than to convince a perfectly ordinary girl into sleeping with him.
Fuckboy: I'm bored bby, hmu
Girl: no stfu
by inclusivelilbish December 03, 2015
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H.m.u is short for "Hit me up" otherwise, "I've got nothing to do you should invite me to do something with you"
by Alexaa13 November 08, 2010
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1. Hide My Underpants/Underwear

2. Hold My Unicorn
3. How's My Underdog
4. Hit Me Up
1. Someone HMU quick!
2. Hold up and HMU
3. HMU?

4. HMU in 30 minutes and I'll send nudes
by Pundertale November 12, 2016
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