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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.

“I was definitely messing with stuff I probably shouldn’t have at such a young age,” he said.

From The Wall Street Journal • Apr. 3, 2026

“As counterintuitive as it may seem, yes, I definitely do value job security,” she told MarketWatch.

From MarketWatch • Apr. 3, 2026

He is definitely a breed of footballer that the Premier League has needed.

From BBC • Apr. 3, 2026

“I was definitely weird about it,” Peet shoots back.

From Los Angeles Times • Apr. 2, 2026

We were both silent, stumped for a minute because yeah, Sandy June’s was definitely a special place, but was it . . . magical?

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.