Initialism of Business and Technology Education Council, a vocational qualification in the United Kingdom.

(emergency medicine) Initialism of deformities, contusions, abrasions, punctures/penetrations, burns, tenderness, lacerations and swelling.

British Transport Police

(Internet slang, humorous) Initialism of been there, done that, bought the T-shirt.

Alternative form of BTDTBTTS

(Internet slang, text messaging) Initialism of be that as it may.

(Britain) Abbreviation for Baronetess, the feminine form of Baronet. It is a post-nominative title; the pre-nominative is Dame (e.g. Dame Jane Smith Btss). A more progressive form is for the holder of the honor to use Bt as a post-nominative (e.g. Dame Jane Smith Bt), as it does not refer to the recipient's gender (though the title "Dame" still does).

Initialism of British Tenpin Bowling Association.

(music) Abbreviation of bass tuba.

Abbreviation of Bhutan Time. / (Singapore English, transport, countable) Initialism of Basic Theory Test. A computerised knowledge test on the Singapore road rules held at a driving center.