noun

1. TAIL, the posterior part of the body of a vertebrate especially when elongated and extending beyond the trunk or main part of the body
2. TAIL, the rear part of a ship
3. TAIL, the rear part of an aircraft
4. TAIL, (usually plural) the reverse side of a coin that does not bear the representation of a person's head
5. TAIL, the fleshy part of the human body that you sit on
6. TAIL, a spy employed to follow someone and report their movements
7. TAIL, any projection that resembles the tail of an animal
8. TAIL, the time of the last part of something
9. TAIL, to follow (someone) closely
10. TAIL, to move in a line that is not straight

verb

1. TAIL, remove the stalk of fruits or berries
2. TAIL, remove or shorten the tail of an animal
3. TAIL, go after with the intent to catch

1. The police had been tailing the suspect for several miles.
2. She is constantly tailed by the press.
3. The pitch tailed away from the batter.