Meaning of the word groggy in English

What does groggy mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

groggy

US /ˈɡrɑː.ɡi/
UK /ˈɡrɒɡ.i/

Adjective

weak and unable to think clearly or walk correctly, usually because of tiredness or illness:

Example:
I felt a little bit groggy for a couple of days after the operation.