The word slot is a noun and verb. In this context, the verb is intransitive. The action of “slotting” is placing something into a slot or lock. Unlike other nouns, which are intransitive, the adjective “slot” is a transitive noun. In this case, it means to put something into a slot. For example, you can slot coins in a casino.
The term slot has multiple meanings. The word is often used to describe a specific aesthetic, character, or location. In these cases, symbols and bonus features are aligned with the theme. Themes can be licensed from popular media franchises, entertainers, and musicians. The term “slot” is also used for a position at a newspaper or on a cruise ship. A modern slot machine can also be used to refer to a specific position in an airport or in the air.
A slot has a specific grammatical function. It is used to fit any morpheme sequence. In terms of a newspaper, a slot refers to an interior opening, usually in the copy desk. It is occupied by the chief copy editor. A slot in an airport’s boarding gate is authorized by the air-traffic authority. For example, a pilot might sit in a plane’s passenger-side slot.