A prank in which you take the sheets of the victim sleeping in their bed and tuck them into all the other sides of the bed as to trap them inside the sheets. Once the victim is trapped inside, you awake them by either dumping water on them or standing on top of the bed and urinating on their face and upperbody.
Danny used my tooth brush to clean the toilet so tonight I'm going to sheet tuck him.
A phrase used to portray the angst resulting from street cocaine use. Can also be used to describe the actual act of insufflating street cocaine. It represents the anxious feeling of having the compulsion to clutch your sheets in bed unable to sleep or relax.
As a verb: Guys, I'm not going to the birthday party; I'm sheet clutching tonight.
As an adjective: Man, that llello last night was gangster sheet clutchy.