add on card
 

* 1.electronic card inserted in a special slot in a computer and provides it with improved capability

English Related Words* a card

* a card up one's sleeve

* a safe card

* add

* add (attention deficit disorder)

* add 1 to cobol giving cobol

* add fuel to the fire

* add fuel to the flame

* add fuel to the flames

* add in

* add insult to injury

* add mode

* add on

* add on conference

* add on cooler