A town paired with another through town twinning.

plural of twin bed

One of the two identical twins who are born attached together in utero.

A conjoined twin; one of two people physically joined together.

A (mainly obsolete) type of washing machine comprising a vertical washing cylinder alongside a vertical rinsing and spinning cylinder, the clothes having to be manually transferred from one to the other during the wash cycle.

plural of twin killing

A room, especially in a hotel, that has two single beds.

A two-cylinder internal combustion engine with the cylinders arranged in a configuration resembling the letter V.

Alternative form of twin-engine

plural of twin prime