Definition of cuck in English:

cuck

noun

  • 1US informal A weak or servile man (often used as a contemptuous term for a man with moderate or progressive political views).

  • 2A man whose wife is sexually unfaithful; a cuckold.

Origin

Early 18th century: abbreviation of cuckold; cuck (sense 1) dates from the early 21st century.

Pronunciation

cuck

/kʌk/