What does "hmu" stand for?

Whot does it mean Stand around, stand for, stand up for, stand up to examles pleas

Wut do you think about Jeff Dye from Last Comic Standing!

What does the r/t in dodge charger r/t stand for

like, I know revolution per minute, but I mean the label. or does the label mean revolutions per minute??

what does it mean when soemone says you havn't got a leg to stand on?

what does W.C stand for??? I've seen it on many public toilet doors over the years yet I cant figure out what it stands for..

A guy frined commented on my new profile pic on facebook. His comment said "H.A.F" .... what does it stand for?

If Someone's In A Wheel Chair Is It Still Stand Up Comedy ?? xx

hi my friend keeps telling me that 2 people keep sending her this(her friends) xyxyxyxyxy what does it stand for? plzz ans...

i asked some one before annd they told me, but i forgot, and i see people saying it all the tiime.