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2 → see also dog tag , price tag

3 N‑COUNT An electronic tag is a device that is firmly attached to someone or something and sets off an alarm if that person or thing moves away or is removed. □  A hospital is to fit new-born babies with electronic tags to foil kidnappers.

4 → see also electronic tagging

5 VERB If you tag something, you attach something to it or mark it so that it can be identified later. □ [V n] Professor Orr has developed interesting ways of tagging chemical molecules using existing laboratory lasers.

6 N‑COUNT You can refer to a phrase that is used to describe someone or something as a tag . [JOURNALISM ] □  Jazz was losing its elitist tag and gaining a much broader audience.

7 VERB If you tag someone in a particular way, you keep describing them using a particular phrase or thinking of them as a particular thing. [JOURNALISM ] □ [V n + with ] …the pundits were still tagging him with that age-old label, 'best of a bad bunch'. □ [be V -ed n] She has always lived in John's house and is still tagged 'Dad's girlfriend' by his children. [Also V n + as , V n]

8 → see also question tag

▸  tag along PHRASAL VERB If someone goes somewhere and you tag along , you go with them, especially when they have not asked you to. □ [V P ] I let him tag along because he had not been too well recently. □ [V P + with ] She seems quite happy to tag along with them.

▸  tag on PHRASAL VERB If you tag something on , you add it. [INFORMAL ] □ [V P n] It is also worth tagging on an extra day or two to see the capital. [Also V n P ]

ta g line (tag lines ) also tag-line N‑COUNT The tag line of something such as a television commercial or a joke is the phrase that comes at the end and is meant to be amusing or easy to remember.

Tai Chi /ta I tʃiː / also tai chi N‑UNCOUNT Tai Chi is a type of Chinese physical exercise in which you make slow, controlled movements.

tai|ga /ta I gə/ (taigas ) N‑VAR Taiga is the coniferous forest located in the northern regions of the world. It is just south of the tundra.

tail ◆◇◇ /te I l/ (tails , tailing , tailed )

1 N‑COUNT The tail of an animal, bird, or fish is the part extending beyond the end of its body. □  …a black dog with a long tail. ●  -tailed COMB □  …white-tailed deer.

2 N‑COUNT You can use tail to refer to the end or back of something, especially something long and thin. □  …the horizontal stabilizer bar on the plane's tail.

3 N‑PLURAL If a man is wearing tails , he is wearing a formal jacket which has two long pieces hanging down at the back.

4 VERB To tail someone means to follow close behind them and watch where they go and what they do. [INFORMAL ] □ [V n] Officers had tailed the gang from London during a major undercover inquiry. □ [have n V -ed] He trusted her so little that he had her tailed.

5 ADV [ADV after v] If you toss a coin and it comes down tails , you can see the side of it that does not have a picture of a head on it.

6 PHRASE If you say that you have your tail between your legs , you are emphasizing that you feel defeated and ashamed. [EMPHASIS ] □  His team retreated last night with tails tucked firmly between their legs.

7cannot make head or tail of something → see head

▸  tail away or tail off PHRASAL VERB When a person's voice tails away or tails off , it gradually becomes quieter and then silent. □ [V P ] His voice tailed away in the bitter cold air.

▸  tail off

1 PHRASAL VERB When something tails off , it gradually becomes less in amount or value, often before coming to an end completely. □ [V P ] Last year, economic growth tailed off to below four percent.

2 → see also tail away