Crus

Crus can refer to:
 * Crus, a subgenus of the fly genus Metopochetus
 * Crus (lower leg)
 * Crus, a plural of Cru (wine)
 * CRUs, an abbreviation of Civil Resettlement Units
 * Rektorenkonferenz der Schweizer Universitäten (CRUS; English: Rectors' Conference of the Swiss Universities)

Crus (: crura) can also refer to other anatomical structures that are leg-shaped:
 * crura of antihelix
 * crus of cerebrum
 * crus of clitoris
 * crus of diaphragm
 * crus of fornix
 * crus of heart
 * crus of penis
 * crura of the stapes
 * crura of superficial inguinal ring
 * a leg-like structure of the little skate, used for locomotion