A Rotten Swahili is when you go down on a nersy chick and based on the smell an/or foreignpubic hair in her vaginal region you can extrapolate that she is in fact a mudshark.
You totally deserve the rotten swahili that my mom gave you the other nightbro.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."