Up the stairs; on a higher floor or level. / (informal) In the brain or mind. / (informal) In heaven, especially with regard to where a deity might be found.

Located on a higher floor or level of a building. / (baseball, informal) Pertaining to a pitched ball that is high, and usually outside the strike zone.

An upper storey. / (slang, euphemistic) A woman's breasts.

(dated) upstairs

(slang, humorous) God.

Used other than figuratively or idiomatically: see go, upstairs. / (cricket, of an umpire) To request a decision by the third umpire (traditionally by making a sign of a TV set with the hands)

(transitive, idiomatic) To promote (an employee considered troublesome) to a position of lesser influence, but of apparently higher status.

Synonym of kick upstairs

present participle of kick upstairs

Involving or relating to divisions or relations between different social classes, especially domestic servants and their upper-class employers.