1. The organ of hearing, consisting of the pinna, auditory canal, eardrum, malleus, incus, stapes and cochlea.
2. The external part of the organ of hearing, the auricle.
3. (slang) A police informant.
4. The sense of hearing; the perception of sounds; skill or good taste in listening to music.
5. The privilege of being kindly heard; favour; attention.
6. That which resembles in shape or position the ear of an animal; a prominence or projection on an object, usually for support or attachment; a lug; a handle; a foot-rest or step of a spade or a similar digging tool.
7. An acroterium.
8. A crossette.
9. A space to the left or right of a publication's front-page title, used for advertising, weather, etc.
10. A curled ridge in the crust of a loaf of bread where the dough was slashed before going into the oven and expands during baking.