Used throughout the western world as a word exclaiming excitement. Usually used before a sentence. Can be found in many articles (including the Washington Post) and commentaries. By typing in Yowzers in the search engine google, many examples can be found.
Yowzers! She ran down the street naked.
A hellaciously strong mixture of Southern Comfort and warm Pepsi (over 50%). Its barely palatable taste makes the drinker exclaim "yowzers!" after each pull. Best served while watching the U of M Wolverines kick the crap out of ...... (insert team here) at the Big House.
No thanks dude, if I have another sip of yowzers I'll totally puke all over this girl in front of me. (pause) All right, pass me that yowzer.