What is the meaning of Huh?

Used to express doubt or confusion.

Used to express amusement or subtle surprise.

Used to reinforce a question.

Used either to belittle the issuer of a statement/question, or sarcastically to indicate utter agreement, and that the statement being responded to is an extreme understatement. The intonation is changed to distinguish between the two meanings - implied dullness for belittlement, and feigned surprise for utter agreement.

Used to indicate that one did not hear what was said.

Used to create a tag question.

Representing the sound of heavy breathing.

Representing a chuckling sound.

A kiai, shouted as a limb is swung in attack.

high, tall

Obsolete spelling of juuj.

huh

phew (used to show relief, fatigue, or surprise)

Source: wiktionary.org