probably

[prob-uh-blee]

adverb

1. in all likelihood; very likely.

   He will probably attend.

probably

/ ˈprɒbəblɪ /

adverb

1. (sentence modifier; not used with a negative or in a question) in all likelihood or probability

   I'll probably see you tomorrow

1. I believe such a thing or situation may be the case

Word History and Origins

Origin of probably¹

First recorded in 1525–35; probable + -ly

Example Sentences

But they noted that the federal government’s latest seasonal forecast says the Southwest will probably have above-average temperatures and below-average precipitation over the next several months.

From Los Angeles Times

If not for Baca’s decision to “gun up” against the feds, they probably would have brought a handful of civil rights cases against jailers — and Baca would have won reelection.

From Los Angeles Times

That’s probably how Napoleon Bonaparte felt, three-quarters of the way through the battle of Waterloo.

From Salon

"Helena is probably the most valuable person on the team," said Mitchell.

From BBC

"That was probably the last eight to 10 games of last season, big Champions League games, it was quite prominent and I felt it would probably trickle down the game."

From BBC

Related Words

• apparently 
• doubtless 
• no doubt 
• perhaps 
• possibly 
• presumably 
• seemingly 

When To Use

What does probably mean?

Probably means most likely or in all likelihood.Probably is the adverb form of the adjective probable, meaning “very likely to occur or be true.” Probably is used when you think something will happen or turn out to be true, but you’re not certain enough to say it definitely will.Example: My flight will probably arrive within the next few hours, but I can’t guarantee it.