(informal) Legitimate; honest; upright.

Alternative spelling of on the up-and-up

(idiomatic) To desist from saying something unless one is able to prove it; to act in a manner that makes further talk unnecessary.

Relating to the practice of forcing employees not promoted in a timely fashion to terminate employment.

The practice of forcing employees not promoted in a timely fashion to terminate employment.

(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).