Huff vs Undefined - What's the difference?

As a proper noun huff

is .

lacking a definition or value.

(en noun)

A heavy breath; a grunt or sigh.

With a huff , he lifted the box onto the back of the truck.

An expression of anger, annoyance, disgust, etc.

Freyja left in a huff .

(obsolete) A boaster; one swelled with a false sense of value or importance.

Lewd, shallow-brained huffs make atheism and contempt of religion the sole badge of wit. — South.

(en verb)

To breathe heavily.

The run left him huffing and puffing.

To inhale psychoactive inhalants.

To say in a huffy manner.

(draughts) To remove an opponent's piece as a forfeit for deliberately not taking a piece (often signalled by blowing on it).

To enlarge; to swell up.

Bread huffs .

To bluster or swell with anger, pride, or arrogance; to storm; to take offense.

* South

This senseless arrogant conceit of theirs made them huff at the doctrine of repentance.

To treat with insolence and arrogance; to chide or rebuke rudely; to hector; to bully.

* Echard

You must not presume to huff us.

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(wikipedia undefined) (-)

Lacking a definition or value.

(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.

The result of division by zero is undefined .

* defined