Meanings of feel muzzy in английском

Worse still, his head felt muzzy and there was a sneeze brewing.

It feels muzzy! she declared, with a gesture and accent which lent some enlightenment to the enigmatical expression.

Michelle woke up feeling muzzy-headed.

He had a fair idea what was happening, though his head still felt muzzy and his eyes were blurred.

I felt muzzy, disassociated from my surroundings, and fragile, as if anything-thesun, the weight of a backpack, a loud noise-mightprovoke another headache.