1. n. (topics, en, Organs) The organ of hearing, consisting of the pinna, auditory canal, eardrum, malleus, incus, stapes and cochlea.
2. n. The external part of the organ of hearing, the auricle.
3. n. (slang) A police informant.
4. n. The sense of hearing; the perception of sounds; skill or good taste in listening to music.
a good ear for music
5. n. The privilege of being kindly heard; favour; attention.
6. n. 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.
the ears of a tub, skillet, or dish; The ears of a boat are outside kneepieces near the bow.
7. n. (architecture) An acroterium.
8. n. (architecture) A crossette.
9. v. (humorous) To take in with the ears; to hear.
10. n. The fruiting body of a grain plant.
He is in the fields, harvesting ears of corn.
11. v. (intransitive) To put forth ears in growing; to form ears, as grain does.