the words used when one is undeniably slap happy or naturally high. It is also a common phrase used among those with extreme crackhead intelligence or mentality.
bob: HOOGA SHACKA HOOGA SHACKA HOOGA HOOGA HOOGA SHACKA
jim: dang this dude is very slap happy, or he just has crack head mentality.
By Vinita
Boom Shacka Lacka
It's when you anal a girl and then she gives you a blowjob.
Turc: Hey dude, my girlfriend's breath smells like shit!
Schu: Why?
Turc: Because I boom shacka lacka'ed her last night.