mal·a·pert
(măl′ə-pûrt′)adj. Impudently bold in speech or manner; saucy.
n. An impudent, saucy person.
[Middle English, from Old French : mal-, mal- + apert, clever, alteration (influenced by apert, clever, saucy; see pert) of Latin expertus; see expert.]
mal′a·pert′ly adv.
mal′a·pert′ness n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.