coup ‧ ling /ˈkʌplɪŋ/ BrE AmE noun [countable]
[ Word Family: noun : ↑ couple , ↑ coupling ; verb : ↑ couple ]
1 . something that connects two things together, especially two vehicles
2 . when two things are joined or connected SYN combination :
an attractive coupling of two Slavonic Dances
3 . formal an act of having sex