16
sleep is just a symtom of caffeine depravation
megan forget to drink her hourly cup of coffee and for the first time in 86 hours fell a sleep.
by Notsochilli August 28, 2005
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17
What humans do during 1/3 of their lives.
by yawn March 08, 2003
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18
Something I don't get nearly enough of.

A state in which the body of a person or other mammal is in deep rest. Environmental responsiveness is reduced or even completely lost. This is the period in which the body and mind can recover from the activity of the awake state.
I'm an insomniac, I'd probably be doing a lot better if I was actually able to sleep, instead I'm spending my night on UrbanDictionary.
by Tiado June 22, 2004
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19
Something we all desperatley need.
Yeah, I know I spelt 'desperatley' wrong. I need sleep, also.
by Me, bitch. December 01, 2005
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20
An efficient way of unnoticably skipping out on near half of one's life.
by darklylit August 29, 2005
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