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A general feeling of randiness, obtained either by seeing something sexual, or even just talking about it.

When, typically, a man neglects his friends and spends what they consider too much time with his (new) partner..
A term used to describe a man displaying a visible erection bulging out the front of his clothing.
"Even watching yer man/woman walking up the street gave me a fierce dose of the horn".
"We never see 'X' any more, he must have a dose of the horn..."
"He's tanning himself in his Speedos out there with a dose of the horn"
by Mr Hornet November 03, 2012
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