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Meaning of had something on good authority | Babel Free

Verb CEFR C2

Definitions

simple past and past participle of have something on good authority

form-of, participle, past

CEFR level

C2

Mastery
This word is part of the CEFR C2 vocabulary — mastery level.

See also

had something over someone had something over with had something to show for something had the advantage of someone had the ball in one's court had the best of it