1. Joined together especially in a pair or pairs
   "The coupled oscillators moved in sync";
   - conjugate, conjugated
    
2. Connected by a link, as railway cars or trailer trucks
   "The coupled train cars stretched for miles";
   - joined, linked

1. Bring two objects, ideas, or people together
   "This fact is coupled to the other one";
   - match, mate, pair, twin
    
2. Link together
   "can we couple these proposals?"; "They coupled on the additional train cars"; "The train cars were coupled up before departure";
   - couple on, couple up
    
3. Form a pair or pairs
   "The two old friends coupled off";
   - pair, pair off, partner off
    
4. Engage in sexual intercourse
   "Birds couple in the spring";
   - copulate, mate, pair

See also: connected, united

Type of: attach, conjoin [formal], join, unify, unite

Antonym: decouple

Encyclopedia: Coupled