talk through (one's) hat
To talk nonsense

[TahlilGaran] Dictionary of Contemporary English ▲

talk through one's hat
to make exaggerated or inaccurate statements about something, to say something without knowing or understanding the facts

[TahlilGaran] Dictionary of Contemporary English ▲

talk through one's hat
to make exaggerated or inaccurate statements about something; to say something without knowing or understanding the facts
The man is always talking through his hat and you never know if you can believe him or not.

Our supervisor is talking through his hat again and he does not know what he is talking about.

[TahlilGaran] English Idioms Dictionary ▲

talk through one's hat
v. phr., informal To say something without knowing or understanding the facts; talk foolishly or ignorantly.
John said that the earth is nearer the sun in summer, but the teacher said he was talking through his hat.

[TahlilGaran] English Idioms Dictionary ▲