1. in sexual contexts.
(a) [late 16C+] the penis.
(b) [late 17C+] sexual excitement or lust.
(c) [late 18C+] an erection.
(d) [1960s] (US campus) a male sexual athlete.
2. [19C+] (US) a drink [SE horn, a form of drinking vessel].
3. [mid-19C+] the nose.
4. [1930s+] an ear; in phr. between the horns, in the centre of the forehead.
5. [1930s+] (orig. jazz) as a wind instrument.
(a) a trumpet.
(b) a trombone.
(c) any kind of wind instrument.
6. [1940s+] (US) a telephone; esp. in phr. on the horn; cite 2002 refers to a walkie-talkie.
[1980s+] an attractive woman.
1. an involuntary erection.
2. male sexual frustration.
see separate entries.
[1950s+] a pornographic film.
[20C+] an aphrodisiac.
[2000s] a fellator or fellatrix.
see ring someone’s bell under bell n.1
[1900s] (US) a phr. used after someone has blown their nose noisily.
in a state of sexual excitement.
of a man, to engage in sexual activity, esp. after a period of abstinence.
[2000s] to fellate.
SE in slang uses
[mid-16C–early 17C] a cutpurse.
see separate entry.
see under diamond n.
[1970s] (US) to pressurize.
[mid-19C+] (US) a general phr. of dismissal.
see blow one’s horn v. (2)
see pull your head in! under head n.