Heavy masturbation, usually done 3-4 hours a day. One can even say someone who morbs off is addicted to masturbating, and even comes up with excuses as to why he must leave, when in reality he is masturbating. Derived from MorBSouL on battle.net.
What the fuck, dude? Stop morbing off and get your ass back here.
by Mike & Mike March 18, 2005
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A phrase suggesting someone to kindly remove themselves from the surrounding premises.
Person 1: Hey can I come morb with you guys?
Person 2: No, morb off!
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