The New Partridge Dictionary of Slang and Unconventional English

Online Slot Terms Explained coin slot slang SLOT definition: 1 a long, narrow hole, especially one for putting coins into or for fitting a separate piece into… Learn more coin slot eyes a slot through which coins can be inserted into a slot machine

coin slot belly button slot in phrasal verb slotted in; slotting in; slots in informal : to find a place for in a schedule, plan, etc I can slot you in at