noun
General Slang
oppo
· noun · military
Your opposite number — close mate at work.
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Definitions
1
Your opposite number — the bloke who covers your role on the other watch, shift, or crew. By natural extension your closest working mate, the one you trust to hand over to.
“My oppo's taking the next watch — I'm getting my head down.”
by community
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2
Broader civilian use: a close friend, mate, partner. Common across British working-class English.
“Me and my oppo are heading to the pub, you coming?”
by community
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oppo In A Sentence
My oppo's taking the next watch — I'm getting my head down.
Me and my oppo are heading to the pub, you coming?
Origin & Usage
Shortened from 'opposite number' — the man on the other watch or shift who did your job when you were off. Royal Navy origin, spread across all British forces. In use since at least the early 20th century.
Variants
oppos
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