trouser Idiom

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all mouth and no trousers

boastful and without just reason

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wear the trousers

have a man's authority；be the boss of a family or household为一家之主；当家
He couldn't have the final say，because his wife was the one who wore the trousers in their house．他在家作不了主，因为他家里是他妻子说了算。

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wear the trousers/pants

have a man's authority；be the boss of a family or household为一家之主；当家
He couldn't have the final say，because his wife was the one who wore the trousers in their house．他在家作不了主，因为他家里是他妻子说了算。

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All mouth and trousers

(UK) Someone who's all mouth and trousers talks or boasts a lot but doesn't deliver. 'All mouth and no trousers' is also used, though this is a corruption of the original.

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All talk and no trousers

(UK) Someone who is all talk and no trousers, talks about doing big, important things, but doesn't take any action.

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Who wears the trousers?

(UK) The person who wears the trousers in a relationship is the dominant person who controls things.

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all talk no trousers

someone who talks a lot but doesn't act: "I know he told you that he would get you a limousine for the wedding. Don't believe him, though. He's all talk, no trousers."

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wear the trousers|pants|trousers|wear|wear the pan

v. phr., informal To have a man's authority; be the boss of a family or household. Mr. Wilson is henpecked by his wife; she wears the trousers in that family. Mrs. Jones talks a lot but Mr. Jones wears the pants in their house.
Compare: RULE THE ROOST.