On the Internet in 2015 it's tacitly understood that we can trace most memes back to black people, that every couple of minutes a black kid somewhere is probably coming up with a new viral dance, a hilarious slang term or a Vine trend that'll be endlessly riffed on and ripped off by white people.
-blast. A suffix meaning an immature precursor cell of the type indicated by the preceding word. [G. blastos, germ]. immature precursor cell type; the cell type is denoted by the preceding syllables, e.g. osteoblast.
Definition of launch for English Language Learners. : 1  to send or shoot (something, such as a rocket) into the air or water or into outer space. : 2  to put (a boat or ship) on the water. : 3  to throw (something) forward in a forceful way.