twin

noun11

1. •
   one of a pair of brothers or sisters who were carried inside their mother together and born on one day

   • Katie is Jessica's twin.
   • The twins are coming over this afternoon.
2. •
   Either of two similar or closely related objects, plans, institutions, people, etc.

   • Your idea is the twin of mine.
3. •
   (figurative) Either of two or more things, people, etc. that share a single feature.

   • He is my twin (wearing the same shirt, driving the same car, etc.).
4. •
   A room in a hotel, guesthouse, etc. with two beds; a twin room.
5. •
   (US) A twin-size mattress.
6. •
   (US) A bed, set of sheets, etc., designed for a twin-size mattress.
7. •
   (slang) A friendly term of address, typically for men.

   • Yo, twin, lemme rap at ya.
8. •
   A two-engine aircraft.
9. •
   A twin crystal.
10. •
    Contains or comprises a pair
11. •
    Refers to a specific size

verb6

1. •
   To join, unite; to form links between (now especially of two places in different countries); to pair with.

   • Reading, the English town, is twinned with Clonmel in Ireland.
   • Coventry twinned with Dresden as an act of peace and reconciliation, both cities having been heavily bombed during the war.
2. •
   To be, or be like, a twin to (someone else); to match in some way.

   • The invert child and her innocent child are together lost children, twinning each other despite their distinctions. — 2009
3. •
   To be, or be like, a pair of twins (for example, to dress identically); to be paired or suited.

   • “I see you got us twinning today.” Byrd kissed Lay quickly. “I wanted you to dress like me today,” he admitted. — 2018
4. •
   To give birth to twins.

   • Twinning today is abnormal in all higher primates, and possibly adaptive only in the one species with an obstetrical technology that permits a high rate of survival of twins. — 1992
5. •
   To separate, divide.
6. •
   To split, part; to go away, depart.

adjective2

1. •
   Forming a pair of twins.

   • the twin boys
2. •
   Double; dual; occurring as a matching pair.

   • twin beds, twin socks

noun1

1. •
   A player who plays for the Minnesota Twins.