sharp ear, long ears, ability to remember everything one hears
寝耳
something heard while sleeping
寝耳に水
bolt from the blue, great surprise
耳の不自由
deafness, the deaf
忠言逆耳
good advice is harsh to the ears, honest advice is often unpleasant to the ears
飛耳長目
sharp eyes and ears used for collecting information far and wide, having the acumen and shrewd discernment gained by widely-collected information, being well-versed on a subject, books which broaden our knowledge
耳年増
young woman with a lot of superficial knowledge about sex, etc.
耳にタコができる 耳にたこができる 耳に胼胝ができる
to be told or made to hear something so often that you (metaphorically) get calluses on your ears
耳にする
to hear, to hear by chance, to hear by accident, to catch (the sound)
耳を傾ける 耳をかたむける
to lend an ear, to hearken, to give an ear to, to listen carefully
耳そろえて 耳揃えて
all at once (usu. of payment), at one go
織物の耳
selvedge (non-fray machined edge of fabrics), selvage
耳絎
blindstitched machined fabric edge (selvedge) forming a fold, pleat, edge, etc.
耳触り
feeling one gets from listening to something
耳ピアス
ear piercing, earring
耳ピ
ear piercing, earring
耳を揃えて 耳をそろえて
(to pay off) in full
壁に耳あり
walls have ears
壁に耳あり障子に目あり
walls have ears, wall have ears, sliding doors have eyes