keyed

1. (of a locking mechanism or switch) operated by a key.

   keyed locks for windows

   executive floors with private keyed elevator access

2. produced by pressing keys on a computer keyboard, telephone pad, etc.

   keyed data

   keyed passages

3. (of a map, table, etc.) having an explanatory list of symbols.

   a keyed map

1. enter or operate on (data) by means of a computer keyboard or telephone keypad.

   not everyone can key data quickly and accurately

   she keyed in a series of commands

   the information is then keyed into a computer

   a hacker caused disruption after keying into a vital database

2. fasten (something) in position with a pin, wedge, or bolt.

   the coils may be keyed into the slots by fibre wedges

3. roughen (a surface) to help the adhesion of plaster or other material.

   a wooden float with nails driven through it is used to key the wall surface between coats

4. word (an advertisement in a periodical), typically by varying the form of the address given, so as to identify the publication generating particular responses.

   one keys advertisements and measures returns

5. vandalize (a car) by scraping its paint with a key.
6. be the crucial factor in achieving.

   Ewing keyed a 73–35 advantage on the boards with twenty rebounds

Old English cǣg, cǣge, of unknown origin.