(UK, finance) A variable-rate mortgage where the amount of interest paid on the loan is linked to the Bank of England's base rate by a fixed differential.

(slang, LGBT, sometimes derogatory) A size queen.

A wearable electronic device, or a software application, that monitors and tracks fitness-related metrics such as distance walked, calorie consumption, or heartbeat.

(cricket) A ball bowled so as to pitch roughly half way down the wicket, ie. half-way between batsman and bowler. (From a slow bowler this is a poor delivery, likely to be hit to the boundary.)

(computing) software that converts an IP address into a hostname and provides location and other information

A navigational device which measures the angular separation of stars with reference to a known time and place in order to achieve precise navigation.