Phrasal Verbs Using 'Key'
Example:I need to KEY DOWN before I go to bed.
Enter numbers or information into a computer or electronic system
Example:It took me ages to KEY IN all the information into the database.
Focus attention on, single out
Example:They KEYED IN ON the person they believed had done it.
Target, focus on (sport)
Example:We will KEY ON the opposing team's lack of skills on defense.
Plan things to fit or suit people or situations
Example:Promotions are KEYED TO people's abilities.
Make someone excited or nervous
Example:The noise got us KEYED UP.