the part at the back of an animal's body that can move
The dog ran up, wagging its tail.
犬が尻尾を振りながら走ってきた。
having a specific kind of tail
a white-tailed eagle
シロエリハゲタカ
the back part of a plane or spacecraft
The plane's tail section had broken off.
飛行機の尾部が壊れてしまった。
a part of something that sticks out at the back like a tail
the tail of a kite
凧の尾
the last part of something moving away
the tail of the procession
行列の後尾
a long jacket worn by men at very formal events
The men all wore top hat and tails.
男性全員がシルクハットとフロックコートを着ていました。
the side of a coin without a head picture
We flipped the coin and it landed on tails.
コインをひねって、それが裏になった。
a person sent to follow someone secretly
The police have put a tail on him.
警察は彼を尾行した。
to follow someone closely to watch where they go and what they do
They decided to let him go and then tail him.
彼を解放し、後をつけることに決めた。