A dope dealer who conceals base cocaine "Crack" in his mouth to hide it from the Police. The when a buyer approaches the dealer and the money is exchanged, the dealer "spits" out a rock and gives it to the buyer.
If you're looking for a solid, go hit up that spitter on the red bike yo!
Possibly the ugliest infected in all of Left 4 Dead 1 & 2. It is an infected with a muffin top body and grandma legs. She has two pony tails, like a farm girl. She has a neck that is about 1 football long and a jaw covered in blood with lots of sharp, shark like teeth and the top and bottom jaw are seperated by about 6-8 inches. She spits our glibs of acid that are deadly to survivors in left 4 dead
(n.) One who takes a shot and cannot keep it down or swallow it, and therefore spits the contents of the shot glass out; often on the ground or at another person. Bonus: Contents of shot glass may come out of spitter's nose as well.
Man, that girl is a spitter.. She couldn't do a shot to save her life.