Noun:
1: gate a movable barrier in a fence or wall
2: logic gate, gate a computer circuit with several inputs but only one output that can be activated by particular combinations of inputs
3: gate total admission receipts at a sports event
4: gate passageway (as in an air terminal) where passengers can embark or disembark
Verb:
1: gate supply with a gate; "The house was gated"
2: gate control with a valve or other device that functions like a gate
3: gate restrict (school boys') movement to the dormitory or campus as a means of punishment