Often in the context of serious car audio installations that are capable of reproducing low frequency (often 15-40hz) loud enough to shake, vibrate the listener and car to the extent it gives the feeling of a massage.
In sentence:
"I was out late night driving, getting my bassage."
"Music was so loud it bassaged me."
"That's one helluva bassage!"
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."