Definition of key to
chiefly US
1
:to make (something) suitable for (a particular use or type of person)
- I try to key my lectures to my audience.
- The educational program is keyed to the needs of working women.
2
:to change (something) in a way that is closely related to (something else)
—usually used as (be) keyed to
- The amount of money they receive is keyed to the rate of inflation.
