British teeth

derogatory informal of humans plural plural-only

(informal, derogatory, of humans) Imperfect or unattractive teeth.

Japanese Meaning

整っていない、または不格好な歯 / 魅力や審美的要素に欠ける歯 / 完璧とは言えず、見た目に劣る歯

Calling someone's smile 'British teeth' is an insulting and unfair stereotype about their appearance.

誰かの笑顔を「見た目の良くない歯」と呼ぶのは、その外見に対する侮辱であり不当な固定観念です。

Sense（1）

(informal, derogatory, of humans) Imperfect or unattractive teeth.

> Man oh man, does Marcus Flint need to get his teeth fixed! I think

> that is the W*O*R*S*T case of British teeth I have E*V*E*R

> seen in my life! Get thee to an orthodontist, child!!!