hook-up

noun
1.
the contact of an aircraft in flight with the refuelling hose of a tanker aircraft
2.
an alliance or relationship, esp an unlikely one, between people, countries, etc
3.
the linking of broadcasting equipment or stations to transmit a special programme
verb (adverb)
4.
to connect (two or more people or things)
5.
(often foll by with) (slang) to get married (to)
Contemporary definitions for hook-up
noun

a casual sexual relationship; also, a casual sex act; also written hookup

Examples

Instead of having real romance nowadays, many college students are resorting to hook-ups.

Word Origin

by 1987

Usage Note

slang