definition of
impertinent

[1] #1 impertinent s. [irreverent, pert, saucy] characterized by a lightly pert and exuberant quality; "a certain irreverent gaiety and ease of manner". wn

[2] #2 impertinent s. [extraneous, immaterial, orthogonal] not pertinent to the matter under consideration; "an issue extraneous to the debate"; "the price was immaterial"; "mentioned several impertinent facts before finally coming to the point". wn

[3] #3 impertinent s. [fresh, impudent, overbold, smart, saucy, sassy, wise] improperly forward or bold; "don't be fresh with me"; "impertinent of a child to lecture a grownup"; "an impudent boy given to insulting strangers"; "Don't get wise with me!". wn