Abbreviation of cluster fuck. / (baseball) Abbreviation of center field. / (baseball) Abbreviation of center fielder. / (finance) Abbreviation of cash flow. / (health) Abbreviation of cystic fibrosis.

(Canada, military) Abbreviation of Canadian Forces. / (computing) Abbreviation of CompactFlash. / (computing) Abbreviation of .NET Compact Framework.

child-free

carried forward / Alternative form of cf. (“confer, compare”)

Compare, compare to, compare with. / (nonstandard, proscribed) see, see also

Alternative form of cf.

(medicine) Initialism of chronic fatigue syndrome.

plural of CF

(pathology) Initialism of myalgic encephalomyelitis/chronic fatigue syndrome.

(soccer) Initialism of Chelsea Football Club. / (US) Initialism of Combined Federal Campaign. / (business) Initialism of Controlled Foreign Corporation.