This meaning refers to the external and internal body structures responsible for hearing and balance.
The rabbit has long ears.
Cover your ears if the noise is too loud.
This agricultural meaning refers to the part of a cereal plant containing rows or clusters of grain.
The field was full of golden ears of wheat.
She picked two ears of corn.
This figurative use refers to listening, attention, influence, or receptiveness to an idea.
The proposal fell on sympathetic ears.
She has the manager's ear.
This technical or descriptive use refers to paired projections resembling the shape or position of ears.
The bowl has two small ears for lifting.
Metal ears projected from the sides of the bracket.