› [C] TRANSPORT a part of an airport where travellers are allowed to get on or off an aircraft: Our MD-80 left at 8:14 p.m. from Gate C33. Delays that are caused by gate agents are assigned to customer service. › [C or U] COMMERCE the number of people that go to see a large event, or the amount of money people pay to see it: The gate for the event was a reported $2.6 million.