CD /ˌsiːˈdiː/noun 16verb 1forms 2 noun16 •(old-fashioned) An album; a collection of musical recordings (or, occasionally, other audio such as spoken word).Mariah Carey's new CD has some R'n'B influences. •a small flat disc that holds music or computer data, which a machine reads with a thin line of light while the disc turns fastI misplaced the software installation CD. •Abbreviation of certificate of deposit.Banks may offer premium rates on C.D.s to attract deposits, but once they get those deposits, they end the offers. — 2023 •Initialism of creative director, head of the creative department (for example of an advertising agency). •Initialism of cross-dresser. •(UK) Initialism of controlled drug. •Abbreviation of Crohn's disease. •Initialism of cluster of differentiation. •Initialism of continuous delivery/deployment. •Initialism of collision detection. •Initialism of cross-dressing. •Initialism of corporate design, specific design features of a company, corporate identity CI. •Abbreviation of cooldown. •Initialism of circular dichroism. •Initialism of chart datum. •Initialism of corps diplomatique, the diplomatic corps of a particular country.Along the route to Tanyin flowed a fast stream of staff and C.D. cars. — 1955 verb1 •Initialism of cross-dress.By now I did not feel right without a bra and panties whenever I CD'ed. — 1993 formsCDed · CDs