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pecker

American  
[pek-er] / ˈpɛk ər /

noun

  1. a person or thing that pecks. peck.

  2. a bird's bill.

  3. a woodpecker.

  4. Slang: Vulgar. penis.

  5. British Slang. one's spirits or courage.


pecker British  
/ ˈpɛkə /

noun

  1. slang spirits (esp in the phrase keep one's pecker up )

  2. informal short for woodpecker

  3. slang a slang word for penis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of pecker

First recorded in 1580–90; peck 1 + -er 1