thing or two

Idioms  

1. Quite a lot, as in You can count on Bob to tell you a thing or two about Iran. This term is nearly always an understatement. [Mid-1800s] Also see under know all the answers.

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Example Sentences

Cavill co-founded a company that uses a wristband to predict women’s hot flashes, paired with a cooling mattress pad, so she knows a thing or two about sensors.

From The Wall Street Journal • Mar. 28, 2026

There are relay runners who might learn a thing or two from their timing and coordination.

From Los Angeles Times • Mar. 18, 2026

We hope you learned a thing or two from this edition of Executive Dysfunction, and if you enjoyed reading it, please consider supporting our legal journalism by becoming a Slate Plus member!

From Slate • Feb. 19, 2026

Costa is originally from Portugal, a country that knows a thing or two about delicious fish.

From BBC • Feb. 16, 2026

I thought I knew a thing or two about people.

From "Moon Over Manifest" by Clare Vanderpool