What is an Airport Slot?

What is an Airport Slot? what is the slot What are slots? In the feminine plural, slots are the slots of casino machines through which coins are inserted or cards andor bets are deposited A strange what slot machine hits the most An airport slot is permission to use the full range of airport infrastructure necessary to arrive or depart at a Level 3 airport

what slot machine hits the most SLOT meaning: 1 : a long, thin opening; 2 : a period of time that is available or used for a particular occurrence, event, etc

what is an m2 slot A slot, or slot time to be precise, is assigned due to restrictions in traffic flow at an airport or airspace ( European airspace being congested at times, noun A narrow depression , perforation , or aperture ; especially, one for the reception of a piece fitting or sliding in it