another word for fuck, easily said around peers or your better half. stated the same way you would use fuck in a sentence.
Sitting in a nice restaurant
Frank: you look very pretty tonight
Frank: dont whatever me
Frank: Go MWAG YOURSELF!
Lauren: "developes tears"
Abbr. for Man With A Gun
'Duck! That MWAG is a total idiot!'
Mwag = Mwah + Swag
a kiss with swag
Rami: Girl, you're so fine, i'll catch you later, dress to impress
Roanne: Boy, i always impress, Mwag