[pin-set-er] 
| 1. | a mechanical apparatus in a bowling alley that places all of the pins into position at one time and removes pins that have been knocked down. |
| 2. | pin boy. |
| (formerly) a person stationed in the sunken area of a bowling alley behind the pins who places the pins in the proper positions, removes pins that have been knocked down, and returns balls to the bowlers. |
| pin·set·ter (pĭn'sět'ər) n. An employee or a mechanical apparatus that sets up pins in a bowling alley. |
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