Noun
-
squeezing out by applying pressure
"an unexpected extrusion of toothpaste from the bottom of the tube"
"the expulsion of pus from the pimple"
-
something that bulges out or is protuberant or projects from its surroundings
"the gun in his pocket made an obvious bulge"
"the hump of a camel"
"he stood on the rocky prominence"
"the occipital protuberance was well developed"
"the bony excrescence between its horns"