The term hookup has an ambiguous definition because it can indicate kissing or any form of physical sexual activity between sexual partners. The term has been widely used in the U.S. since at least 2000. It has also been called nonrelationship sex, or sex without dating.

Where did the term hook up come from?

hookup (n.) also hook-up, connection, 1903, from verbal phrase hook up, which is attested from 1825 in reference to yarn; 1925 as establish a link with. The noun is from 1922 of radio sets, later of television broadcasts. Modern slang verbal sense of to meet for sex is attested by 2003.

What does the term hooking up mean?

Hooking up means kissing, making out and oral sex. Hooking up means anything BUT sex. Some people use to for just making out, but usually its used for oral sex. Anal sex. Referenced the term anal sex or a description of the act of anal sex.