Meaning of “a thing or two” in the English Dictionary

british dictionary

"a thing or two" in British English

See all translations

a thing or two

some matters, facts, or information:

I'm having trouble paying attention - I have a thing or two on my mind.
Why don't you ask Andrew about it? He knows a thing or two about (= has some knowledge of) computers.
She thinks she knows everything about raising children, but I could tell her a thing or two (= some information she does not know).

(Definition of “a thing or two” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)