pecker

noun

1. a person or thing that pecks.
2. a bird’s bill.
3. a woodpecker.
4. Slang: Vulgar. penis.
5. British Slang. one’s spirits or courage.

noun

1. British slang spirits (esp in the phrase keep one’s pecker up)
2. informal short for woodpecker
3. US and Canadian slang a slang word for penis

n.“one who pecks,” 1690s, agent noun from peck (v.); slang sense of “penis” is from 1902.