Definition of "Stuff" :
noun: miscellaneous unspecified objects
"The trunk was full of stuff."
noun: unspecified qualities required to do or be something
"The stuff of heros."
noun: a critically important or characteristic component
"Suspense is the very stuff of narrative."
noun: senseless talk
"Don't give me that stuff."
noun: information in some unspecified form
"It was stuff I had heard before."
noun: informal terms for personal possessions
noun: the tangible substance that goes into the makeup of a physical object
"Wheat is the stuff they use to make bread."
verb: fill with a stuffing while cooking
"Have you stuffed the turkey yet?."
verb: fill tightly with a material
"Stuff a pillow with feathers."
verb: treat with grease, fill, and prepare for mounting
"Stuff a bearskin."
verb: overeat or eat immodestly; make a pig of oneself
"She stuffed herself at the dinner."
"My nose is all stuffed."
verb: cram into a cavity
"The child stuffed candy into his pockets."
verb: press or force
"Stuff money into an envelope."