Top definition
Sleeping very hard, hard to wake up, sleeping a long time 12+ hours. The origin of the saying is when a drug user comes down of a binge and sleeps unusually hard and long.
She is in tweak sleep because she worked a 3 day shift at the hospital.
by cashus1982 May 31, 2011
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug