Off-by-one

Cyber attack, usually originating in Russia.

Sweden was off-by-one'd last night.

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going off on one

Idiom (UK), see go off on one. To launch into a rant or lengthy discussion about some pet subject.

Might be derived from "going off on a tangent", but has more of a connotation of annoyance.

Sorry for going off on one, but I really feel strongly about this.

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go off on one

To be provoked by someone/something to such a point that a verbal reaction becomes inevitable.

Why's that kid shitting on Tom's car? Tom's gonna go off on one in a minute.

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one-off

A person you only plan to have sex with once. A one-night stand.

He's just a friend but he's cute enough that I would consider a one-off.

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one-off

(n) a one time occurence. An ad-hoc exception to rule. Corporate jargon meaning that you'll do it once and not repeat.

Let's just treat this as a one-off and make sure it doesn't happen again.

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One-Off

A happening that occurs only once---not repeated---a unique event not seen before

The cheer leader's accepting a date with the chess champion was one-off for her ilk.

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one off

A quick (often anonymous) one time sexual act with another of the same or opposite sex which ends in climax.

Dude, I can't believe that had a one off with that cop to keep from getting a ticket.

Damn, you really had a one off with that hot soccer MILF behind the beer stand?

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