Meaning of “any” - Learner’s Dictionary

any

adverb us uk strong /ˈeni/ weak /əni/
I can't work any harder.If it gets any worse, let me know.If it gets any hotter, I'm going inside.If it gets any wetter than this we'll have to cancel the game.If he gets any fatter he won't be able to move.

B1 used in questions and negatives to emphasize a comparative adjective or adverb:

Do you feel any better?
I can't walk any faster.
She couldn't wait any longer.

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