To act as a ballast for. / (idiomatic) To be too much for someone to cope with.

(vulgar) Fecal matter produced by a dog. / (vulgar) Rubbish. / (vulgar) Nothing, or very little. / (vulgar, slang, Australia, New Zealand) Rigged (sometimes shortened to dog).

(vulgar) Bad.

Used other than figuratively or idiomatically: see go, down. / (intransitive, of a heavenly body) Synonym of set, to disappear below the horizon.

(architecture) A structural element resembling the hollow upper half of a sphere. / (by extension) Anything shaped like an upset bowl, often used as a cover. / (informal) A person's head.

(transitive) To give a domed shape to. / (transitive, colloquial, slang) To shoot in the head. / (transitive, US, African-American Vernacular, colloquial, slang) To perform fellatio on.

(Canada, informal) Coffee with the equivalent of two creamers and two packets of sugar.

The large door of a barn. / (humorous) Something large enough that a miss ought to be impossible. / (cricket) A player who blocks every ball. / (euphemistic, humorous) The groin area of a pair of pants.

(transitive, filmmaking) To apply or adjust the barn doors as part of lighting.

(climbing) The situation of hanging on the rope after falling off a climb. / (obsolete) A rascal, one fit to be executed by hanging.