deal in

phrasal verb
dealt in; dealing in; deals in

Definition of deal in

1 : to buy and sell (something) as a business He deals in rare books.
2 : to use or be involved in (something) tales dealing in myth and mystery We don't deal in rumor or gossip.
3 : to include (someone) in a card game "Do you want to play cards with us?" "Sure, deal me in."