HMU means Hit Me Up.
The Full Answer
HMU is a slang abbreviation that stands for Hit Me Up, which means contact me.
HMU is a way of asking someone to call you…
or text you…
or message you.
HMU is often used to request an immediate response. If someone says hmu I’m bored…
or hmu I can’t sleep, it means they want someone to contact them now…
and not in two weeks time.
Where Would You See HMU?
In texting… and chat… and on messaging apps, such as Snapchat… and Kik…and social media, such as Instagram… and Facebook.
Someone hmu my phone is dry.
If I ask for someone to hmu and you do but I don’t reply, that means I wasn’t referring to you.
hmu if you have a swimming pool that me and my friends can come over to.
Random HMU Stuff
Hit me up has been used to mean contact me since the early 2000s, but hmu only appeared around 2008.
Chuck Inglish, previously one half of the hip hop duo The Cool Kids, recorded H.M.U. for his debut solo album, The Convertibles (2014)
Other HMU Meanings
Hook Me Up.
Hold My Unicorn.
Height Monitoring Unit.
Harrison Middleton University (a private distance learning university based in Arizona).