look up any word, like bukkake:
After smoking the weed, your mouth becomes slightly dry which is called "dry mouth" and you begin to start slapping your lips together making a sound much like this: "mwach". and you repeat this process until your mouth becomes moist and this is what "Chombing" is.
Casey says: Hey Gith that was a nice spliff...

Gith says: i know it was fucking nuts...however my mouth is dry

Casey says: i know mine is too shit...my mum is going to find out cos of my extremely dry mouth and crusted lips

Gith says: NOOOOOOOO!!! i heard of this new thing its called "Chombing" when you smack your lips together and it makes you dry mouth undry...fuck shit wank.
by Githrand and fadagar July 25, 2009