cold pig

Noun

 * 1)  The act of throwing cold water over a sleeping individual to wake them.
 * 2) * 1836, Pedestres (pseud.), Sir Clavileno Woodenpeg (knight of Snowdon, pseud.), A pedestrian tour of thirteen hundred and forty-seven miles through Wales and England (page 270)
 * Pedestres tossed off the clothes and jumped out of bed as if they had dealt him a "cold pig:" — he bounced between them all to the other side of the room, and hastily thrust himself into that which was offered to him.

Verb

 * 1)  To throw cold water all over a sleeping individual's bed and body to wake them.