n. 1. An alignment of objects in a straight line. A lineup of Venus and the moon can be a very beautiful sight in the night sky. 2. An arrangement of suspects through a one-way mirror so that the victim or the witness of a crime can identify the wanted person. She picked out her attacker from a police lineup.
LINEUP
Meaning of LINEUP in English
American idioms English vocabulary. Английский словарь американских идиом. 2012