coupling

noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about coupling at Wordnik → Where our words come from →

1. A connection (like a clamp or vise) between two things so they move together.
2. A mechanical device that serves to connect the ends of adjacent objects.
3. The act of pairing a male and female for reproductive purposes.

   the casual couplings of adolescents