1 definition by John-Paul Surrall
to kiss !or to take part in a heavy kissing session pash taken from the australian slang for kiss and mack taken from the american street slang macking -a derivation of making-out made popular in 1950's america. pash-n-mack has become a very popular word with young teens and young adults.
by John-Paul Surrall July 9, 2007