Definitions include: to spread a term, idea, concept or style about. Origin: a sticky, flammable substance. When used in bombs, the explosion covers the surrounding area in napalm. Thus when one napalms an idea etc., they cover the area with it.
Definitions include: An unlicensed bar or nite club usually open well after legal closing hours. Seems to be of Southern US origin, I have heard its use in Detroit, Chicago, and Milwaukee. After the show, we went to that blind pig on 26th St and stayed until dawn.