Initialism of Build–own–operate–transfer.

Alternative form of bebooted

(chiefly Canada, US, colloquial) Initial, basic indoctrination, physical fitness training and basic instruction in service-related subjects for new recruits in the armed forces (army, Air Force, navy and Marine Corps).

(computing) A small program that initiates the bootstrap process by loading the operating system proper.

A boot made of sheepskin with the wool as the lining and the leather as the outside.

(Britain) Waterproof rubber boots, intended to be worn in wet or muddy conditions. Short forms: wellies (singular welly or wellie)

(nautical) The process of cleaning the upper part of a ship's underwater hull and daubing it with a protecting layer of antifouling substance.

(rare in the singular) One of a pair of Wellington boots.

Alternative spelling of boottree

plural of ugg boot