adj something or someone that is really good or sexy.
Dayum did you see tokers lips they are "bombacious"!
by deedeeloera April 16, 2009
Adj. | Very cool; awesome; great, etc. (Can also be used to describe an attractive person)
"Man, this CD is BOMBACIOUS!"; "Yo, that girl is so BOMBACIOUS!"
by --Anonymous-- January 27, 2006