(Britain, informal, vulgar) A hairstyle in which the hair is swept back along the sides of the head to meet in a point at the back, thus resembling the tail feathers of a duck.

A Chinese dish consisting of roasted duck skin, small pancakes, hoisin sauce and other condiments.

(vulgar, slang) Sweat, smegma, or semen found on or around the penis, testicles, or perineum.

Used other than figuratively or idiomatically: see duck, soup. / (slang, idiomatic) Something which is easy; a piece of cake.

Alternative spelling of seaduck

A duck that feeds mainly by diving such as the pochard.

A duck that feeds by dabbling in shallow water if subfamily Anatinae, including the mallard and teal.

(idiomatic) One who is in serious danger or trouble. / (idiomatic) A project that is doomed to failure from the start.

(surfing) To push one's surfboard (usually a shortboard) underwater nose-first, to get the surfer and board under a wave that has broken or is just about to break.

(surfing) The action of duck diving (see verb).