(rare) simple past tense and past participle of up stick (alternative form of upped sticks).

simple past tense and past participle of up the ante

simple past tense and past participle of up to eleven

simple past tense and past participle of one up

(electronics) Initialism of uninterruptible power supply/source / Initialism of ultraviolet photoelectron spectroscopy. / (biochemistry) Initialism of ubiquitin-proteasome system.

(electronics, nonstandard) To connect a device to an uninterruptible power supply

Initialism of United Parcel Service.

Away from the surface of the Earth or other planet; in opposite direction to the downward pull of gravity. / To or at a physically higher or more elevated position.

Toward the top of. / Toward the center, source, or main point of reference; toward the end at which something is attached. / From south to north of. / Further along (in any direction).

Facing upwards. / On or at a physically higher level. / Headed or designated to go upward (as an escalator, stairway, elevator etc.) or toward (as a run-up).