- (Ireland, Britain) Abbreviated name for Black and Tans, the British irregular army group, operating against Irish republicans in the War of Independence 1920/21.
- 1931 - Intuitively, on Bloody Sunday, the Tans recognized where their trouble lay: the Irish were playing their own game once again. - To Play the Game: An Analysis of Sport, John Bowyer Bell.
- 1955 - Close quarter fighting did not suit them. It does not suit the Essex or the Tans. - Guerilla Days in Ireland General Tom Barry
- 1995 - The Dawn contains two problems for its male protagonists: namely, Ireland's fight against the British forces, the RIC, and the Tans, and the patriotic commitment of the Malone family's sons. Screening Ireland: Film and Television Representation, Lance Pettitt