maggot Share definition Flag 1- The worm-like larva of most flies. 2- An insult, meaning "worthless person". 1- Maggots are often found in unprotected meat. 2- "Move on, you lazy maggot!" maggot by Naryar March 30, 2009 0 0 Get merch Get the maggot mug. Buy Now — $32.95 See more merch