Top Definition
a compliment about being good at a certain activinty, synonymous to profesional, being really good at something
1. Omg she's so boomersister pro at running
2. Wow i wish i was a boomersister at icing like she is
3. I'm so boomersister at being a gibbon

ect, ect
by haroldiswicked September 15, 2009

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