couplings >> /ˈkʌplɪŋ/
Definition: [noun] A device for connecting parts of machinery.
Example: undo the couplings so you can lift the pump out
Definition: [noun] The pairing of two items.
Example: the coupling of tribunals with ministerial enquiries
Definition: [noun] The action of mating or having sexual intercourse.
Example: This capacity, when combined with coupling between peak sexual desire and peak fertility, ensures that sex effectively serves both reproductive and social ends.
Definition: [noun] Two people in a romantic relationship; a couple.