Headphones vs. Cans — What's the Difference?

Headphones are a pair of small loudspeaker drivers worn on or around the head over a user's ears. They are electroacoustic transducers, which convert an electrical signal to a corresponding sound.

A usually cylindrical metal container.

A small speaker that is worn over or in the ear, often as one of a pair connected by a wire attached to a band running over the head

An airtight container, usually made of tin-coated iron, in which foods or beverages are preserved.

A pair of cushioned speakers worn over or in the ears so only the wearer can hear the sound.

The contents of such a container

(Slang) A jail or prison.

(Slang) A toilet or restroom.

(Slang) The buttocks.

(Slang) A naval destroyer.

To seal in an airtight container for future use; preserve

(Slang) To make a recording of

To end the employment of; fire.

To put an end or stop to

To solicit cash donations for a charity or other organization such as a club or amateur sports team by holding out a can or other container in a public place.

Plural of can

Breasts

(informal) headphones