A fork of Rural Dictionary
1. Exclamation of joy and triumph in one's own accomplishments. Originated from NBA Jam
(Your playing football with some friends, and you promptly knock some arrogant punk flat on his ass) You: Boomshakalaka!
An adjective that is used to decribe something that has gotten to be so poorly made that it has made a 360 and become an object of bizarre quality.
That kung-fu movie with the guy that would kill people with his ass was totally craptastic!