definition of
tail

[1] #1 tail n. the posterior part of the body of a vertebrate especially when elongated and extending beyond the trunk or main part of the body. wn

[2] #2 tail n. [fag end, tail end] the time of the last part of something; "the fag end of this crisis-ridden century"; "the tail of the storm". wn

[3] #3 tail n. [tail end] any projection that resembles the tail of an animal. wn

[4] #4 tail n. [buttocks, nates, arse, butt, backside, bum, buns, can, fundament, hindquarters, hind end, keister, posterior, prat, rear, rear end, rump, stern, seat, tail end, tooshie, tush, bottom, behind, derriere, fanny, ass] the fleshy part of the human body that you sit on; "he deserves a good kick in the butt"; "are you going to sit on your fanny and do nothing?". wn

[5] #5 tail v. [chase, chase after, trail, tag, give chase, dog, go after, track] go after with the intent to catch; "The policeman chased the mugger down the alley"; "the dog chased the rabbit". wn