'Boom dawg' is an expression used to convey extreme excitement in relation to a given situation/event.
Boom dawg! Arsenal just signed Mesut Ozil!

Boom dawg! I just won the lottery!
by Bazmaster January 23, 2014
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an exclamatory term of excitement. Synonym of the word w00t
person 1 - did you get the new porn vids?

person 2 - YEE DAWG BOOM!

person 1 - I'd watch if my mom wasn't in them
by thomas redding February 11, 2006
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