the GNU version of the Collaborative International Dictionary of English
n. An ornament consisting of a ring passed through the lobe of the ear, with or without a pendant.
The Century Dictionary and Cyclopedia
n. A ring or other ornament, usually of gold or silver, and with or without precious stones, worn at the ear, the usual means of attachment being the ring itself, or a hook or projection which forms a part of it, passing through the lobe.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. jewelry to ornament the ear; usually clipped to the earlobe or fastened through a hole in the lobe
Word Usage
"People have come up with a variety of no-pierce earrings like the clip-on earrings for those who do not wish to have their ears pierced, and the clip-on earring is the oldest form of no-pierce earrings."