Definitions

definitely

[def-uh-nit-lee] / ˈdɛf ə nɪt li /

ADVERB

certainly

Synonyms

STRONGEST

absolutely clearly decidedly doubtless easily finally obviously plainly surely undeniably unequivocally unquestionably

WEAK

beyond any doubt categorically doubtlessly explicitly expressly far and away indubitably no ifs ands or buts about it positively specifically unmistakably without doubt without fail without question

Antonyms

STRONGEST

doubtedly doubtfully dubiously questionable questionably uncertain

WEAK

indefinitely

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.

"It is definitely tapping into something that is bigger than any one of us."

From Barron's • Apr. 10, 2026

“The mobile ordering will definitely take a piece of that away.”

From Los Angeles Times • Apr. 9, 2026

“We are definitely seeing forces in both directions,” Jones said.

From MarketWatch • Apr. 9, 2026

For Rahul Agrawal, the answer is definitely yes.

From The Wall Street Journal • Apr. 9, 2026

Okay, last idea and then I’m definitely giving up.

From "Code Name Kingfisher" by Liz Kessler