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1.
a complete twat of a man who only comes out when someone is trying to wake someone else up.

often used in the term "to get one's sleep twat on"
i was trying to wake dave up so we could leave for town but he got his sleep twat on so we left him at home.
by J Kelso November 11, 2007

Words related to Sleep Twat

doze nap power nap sleep twat wake up call