- (intransitive) To appear, arrive, or attend, especially suddenly or erratically.
- Please come on time; don't just show up whenever you feel like it.
- No matter how many I throw away, more copies always show up.
- (idiomatic) To outperform or one-up, often in an arrogant manner.
- To make visible; to expose.
- I bet the Jayhawk fast break could show up the Nimrod's lack of speed.
- (outperform or one-up): The object is normally a person rather than a thing and may appear before or after up. However, if the object is a pronoun, then it comes before up.
- (make visible): The object normally comes after up, even when it is a pronoun.
show up - Legal Definition
An identification procedure that takes place before a trial and at which a witness to or victim of a crime meets face to face with the suspect. It differs from a lineup in that it is a direct confrontation, one-on-one.