Definitions

1. noun

A device used to aim or direct a beam of light, especially a laser, to a precise point or target.

“The camera used an aimer to adjust the focus of the shot.”

2. noun

A person who aims or directs something, especially in a competitive or sporting context.

“The aimer for the team called out the targets to the snipers.”

3. verb

To aim or direct something, especially a beam of light, to a precise point or target.

“The operator aimed the laser at the target using the aimer.”