slyboots

Britain

(chiefly Britain) A person who is clever or shrewd, especially one who is stealthy, manipulative, and rather charming.

Japanese Meaning

抜け目なく、狡猾で魅力的な人物。特に隠密に行動し、人を操る能力があるとみなされる人。 / 狡猾でずる賢い人。巧妙な手法で目的を達成する傾向のある人物。

Don't be fooled by his smile — he's a slyboots who always gets what he wants.

彼の笑顔に騙されてはいけない――彼はいつも自分の思い通りにするずる賢い人物だ。

Sense（1）

(chiefly Britain) A person who is clever or shrewd, especially one who is stealthy, manipulative, and rather charming.

slyboots

（ plural ）