ear ear /ˈɪr/

noun

1. () The sense organ for hearing and equilibrium  ( lughole [Informal, British] , ear )
   the sense organ for hearing and equilibrium
    Her ear picked up the faintest sound of footsteps behind her.
   Her ear picked up the faintest sound of footsteps behind her.
   
   
2. () Good hearing  ( ear )
   good hearing
    He had a keen ear
   he had a keen ear
    A good ear for pitch
   a good ear for pitch
   
3. () The externally visible cartilaginous structure of the external ear  ( auricle , pinna , ear )
   the externally visible cartilaginous structure of the external ear
     The ear is responsible for our sense of hearing and balance.
   The ear is responsible for our sense of hearing and balance.
   
   
4. () Attention to what is said  ( ear )
   attention to what is said
    He tried to get her ear
   he tried to get her ear
   
5. Fruiting spike of a cereal plant especially corn  ( capitulum , ear , spike )
   fruiting spike of a cereal plant especially corn