A signpost. / (by extension) Anything that provides guidance; a guideline.

Alternative form of GUID

(idiomatic) A feeling of shame or embarrassment, especially if self-indulgent, unwarranted, exaggerated or felt over a significant period of time.

The guidance operations needed to launch a spacecraft into orbit or space, navigate in space, and return to Earth or some other body

(computing) Acronym of globally unique identifier.

A dog that is trained to be of assistance to a blind person and is able to guide him or her.

plural of guinea pig

Alternative spelling of guide book

In a guilty manner; as if guilty.

The state of being guilty; guilt.