1) synonymous to ralph, upchuck, voy a vomitar and the like
"Oh man I was so dizzy after that crusty fair ride and 2 greasy corn dogs that I almost falphed all over my new sneakers"
by shriki25 November 21, 2005
1 more definition
Ben: Yo Falph! Get over here and watch me play tug o' dump beh!
by clav2011 May 05, 2011