Unabashed vs Undefined - What's the difference?

As adjectives the difference between unabashed and undefined

is that unabashed is not disconcerted or embarrassed while undefined is lacking a definition or value.

(en adjective)

Not disconcerted or embarrassed.

*1866 , ,

*:For the third time Allan looked at his lawyer. And for the third time his lawyer looked back at him quite unabashed .

*1919 , ",

*:Armed with her utter faith in the goodness she must stand unabashed before the arrogance that scoffs at the power of spirit.

That are not concealed or disguised, or not eliciting shame.

*1920 , ,

*:; a balance not artfully calculated, as her tears and her falterings showed, but resulting naturally from her unabashed sincerity.

* abashless, composed, poised, undaunted, unaffected, unshamed * abashless, barefaced, blatant, impudent, obvious, shameless, unrestrained

(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