Thesaurus.com
Dictionary.com
Definitions

sure thing

NOUN
certain thing
Synonyms
WEAK
all sewn up belief cert certainty cinch dead certainty definiteness destiny foregone conclusion lock open and shut case positiveness rain or shine safe bet shoo-in small risk sure bet surety

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Mauigoa is a sure thing as a Day 1 starter at right tackle and the Dolphins can move Austin Jackson to right guard for a season.”

From Los Angeles Times • Apr. 20, 2026

A military attempt to open the waterway is no sure thing.

From The Wall Street Journal • Apr. 7, 2026

History suggests that’s far from a sure thing.

From MarketWatch • Mar. 22, 2026

The only sure thing appears to be best actress nominee Jessie Buckley, who plays William Shakespeare's wife in "Hamnet."

From Barron's • Mar. 15, 2026

She has goals, but you sense it is no sure thing she will attain them.

From "Drama High" by Michael Sokolove