Definition of "headphone" []

• A receiver, as for a telephone, radio, or stereo, held to the ear by a headband. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Razer has moved to an open-back, ear-encompassing headphone, which is good for those of us who don't like stuff actually sitting on our ears, and I personally think it helps with sound placement as well."
• "The Skype service is a bit different because you need special hardware to access it, namely a headphone + microphone combination."
• "They were here to promote some kind of headphone set, I think."