year 10 boys typically go out with year 9s because they've gone round all the girls in year 10 and girls have realised that they're dickheads.

And the year 9 girls don't realise that, but they think that they're the shit because they've got an older boyfriend.

British secondary school
"Oi them year 10 Lads are at it again with the year 9 girls"

"When will they ever learn?"
by Crashalicioususpicious August 2, 2020
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