Top Definition
Polish/Russia last name. Derived from the noun "Bull" and the verb "mash." Typically refers to an action where someone/something goes absolutely crazy and becomes sort of a Juggernaut. Also called "beast mode." Can be used as a noun or verb.
His dominating performance last game was absolutely bulmash.

by Matt Bul February 20, 2008
5 Words related to bulmash

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