- Civil Liberties Union.
- Chartered Life Underwriter.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for clu
Clu (kloo), a local name; now treated as synonymous with English cliff.Gairloch In North-West Ross-Shire
John H. Dixon, F.S.A. Scot