2 definitions by i cum for jesus

Acronym for "Mom's Lactating Boob".
My friend become aroused by my MLB.
by i cum for jesus October 11, 2010
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One who must reboot their computer after a vigorous masturbation session caused a porn overload.
Sean was forced to purchase a new computer due to his masturebater tendencies.
by i cum for jesus October 11, 2010
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