verb
intransitive verb
1. : to thrust oneself usually with abruptness or force into a position between others or belonging to another ; specifically : to drive a vehicle rapidly into place in a moving line of vehicles
there was a steady flow of traffic on the avenue, but we managed to cut in
2. : to join a card game previously begun by other persons
3. : to interrupt : interpose sharply : join in anything suddenly — often used with on
cutting in on the conversation
4. : to interrupt a dancing couple and take one of them for one's partner — often used with on
5. : to become connected or started in operation usually automatically
when more power is needed, the auxiliary motor cuts in
6. : to cut blubber from a newly killed whale
transitive verb
1. : to cut up (a whale) to obtain blubber
2. : to mix (as fat and flour for pastry) with cutting motions of a knife, spatula, or blender
3. : to introduce into a number, group, or sequence
cut in titles in a motion picture
4. : to connect (a piece of electrical apparatus) into a circuit : to connect (as a part or an engine) to a mechanical apparatus so as to permit or facilitate its operation
cut in a spare fuel tank
cut in a rocket engine
5. : include ; specifically : to include among those benefiting or favored — often used with on
cut them in on the profit