- the child of a first cousin of either of one's parents
WordReference Random House Unabridged Dictionary of American English © 2026
sec′ond cous′in,
- Anthropologya child of a first cousin of one's parent. Cf. cousin (def. 1).
- 1650–60
Collins Concise English Dictionary © HarperCollins Publishers::
second cousin n
'second cousin' also found in these entries (note: many are not synonyms or translations):