Meaning of “almost” - Learner’s Dictionary

almost

adverb us uk /ˈɔːlməʊst/
Extra Examples
I almost ran him over.Hang on - I'm almost finished.The two rooms were almost identical.He finds walking almost impossible.I almost sliced my finger off.

A2 If something almost happens, it does not happen but it is very close to happening:

I almost missed the bus.
almost always/everyone/half, etc

not always/everyone/half, etc but very close to it:

He's almost always late.
Almost everyone I know likes chocolate.

(Definition of “almost” from the Cambridge Learner’s Dictionary © Cambridge University Press)