tie-in

plural tie-ins · alternative tie in

1. Something that is related or connected to another thing.
2. An authorized product based on a media property, such as a film or video game, by way of cross-promotion.

   Brand new for this season! I got the unrecognizable summer movie tie-in sammich!

   2008 June 30, Michael Chapman; Matthew Chapman, “The Baloneyman”, in Homestar Runner, spoken by Bubs (Matthew Chapman)

   1 more example

   So while it might be pretty neat to see yourself as one of The Young Ones, as Dirty Den, Cobra, Rambo, Scooby or any of a hundred others, it's not really enough to cover up for the real problem with tie-in games.

   1986 December, Max Phillips, “Backlash”, in Your Sinclair

3. An association or connection between things.

   There was really important and unavoidable tie-ins between the two movements. Sexism is the thing that prevents women from achieving equal status in the world and indeed it's sexism that creates most of the homophobia — the fear of people not playing their proper sex roles.

   1978 August 19, Tim Cwiek, Karen DeCrow, “Interview: Former NOW President DeCrow Talks About Gay Issues”, in Gay Community News, volume 6, number 5, page 7