the actions and activities assigned to or required or expected of a person or group; "the function of a teacher"; "the government must do its part"; "play its role"
what something is used for; "the function of an auger is to bore holes"; "ballet is beautiful but what use is it?"
a formal or official social gathering or ceremony; "it was a black-tie function"
a relation such that one thing is dependent on another; "height is a function of age"; "price is a function of supply and demand"
a mathematical relation such that each element of one set is associated with at least one element of another set
perform as expected when applied; "The washing machine won't go unless it's plugged in"; "Does this old car still run well?"; "This old radio doesn't work anymore"