(Ireland, Britain) The Black and Tans, a British irregular army group operating against Irish republicans in the War of Independence 1920/21.

Third-person singular simple present indicative form of tan

plural of tan

The process of making leather, which does not easily decompose, from the skins of animals, which do. / The acquisition of a tan, either by exposure to the sun, or artificially. / (informal) A spanking.

present participle of tan

(engineering) Initialism of total acid number, the measure of a lubricant's or crude oil's acidity. / (banking) Initialism of transaction authentication number, in electronic banking.

(transitive, intransitive) To change to a tan colour due to exposure to the sun. / (transitive) To change an animal hide into leather by soaking it in tannic acid. To work as a tanner.

An Armenian drink made of yoghurt and water similar to airan and doogh

(dialect, rare) The second cardinal number two, formerly used in Celtic areas, especially Cumbria and parts of Yorkshire, for counting sheep, and stitches in knitting.

Synonym of picul, particularly in Cantonese contexts.