come-try-a Share definition Flag Hello, wonderful, and great. A term of celebration and joy. Used in the Stargate SG-1 episode "The Tin Man." Bob, having just saved his home world from imminent destruction --- "COME-TRY-A!!" come-try-a by Pendizzle May 29, 2007 0 0 Get merch Get the come-try-a mug. Buy Now — $32.95 See more merch