Macmillan Dictionary

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Keys and combinations

bunch

noun

a set of keys that are together on a metal ring

code

noun

a set of numbers that allows you to open a lock or door or turn off an alarm

combination

noun

a series of numbers or letters used for operating a combination lock

key

noun

a small piece of metal used for opening or locking a door or a container, or for starting the engine of a vehicle

key card

noun

a small plastic card that has electronic information stored on it. It is used for opening doors.

key ring

noun

a metal ring used for keeping keys together

latchkey

noun

the key for opening the lock of an outer door from the outside

master key

noun

a key that will open all the doors in a building

pass key

noun

a key that opens all the locks in a building such as a hotel or office

pass key

noun

a key to a place used for secret or dangerous activities, given only to people with official permission to enter it

skeleton key

noun

a key that can open many different locks

swipe card

noun

a plastic card that you pass through a piece of electronic equipment that reads the information stored on the card, for example in order to open a door or to pay for something

cyberloafing

using the Internet where you work, during working hours, for activities which are not work-related

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show a bit of ankle

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