Pre*sump"tu*ous (?; 135), a. [L. praesumptuosus: cf. F. pr'esomptueux, OF. also presumptuous. See Presumption.]


Full of presumption; presuming; overconfident or venturesome; audacious; rash; taking liberties unduly; arrogant; insolent; as, a presumptuous commander; presumptuous conduct.

A class of presumptuous men, whom age has not made cautious, nor adversity wise. Buckminster.


Founded on presumption; as, a presumptuous idea.

"False, presumptuous hope."



Done with hold design, rash confidence, or in violation of known duty; willful.

"Keep back the servant also from presumptuous sins."

Ps. xix. 13.

Syn. -- Overconfident; foolhardy; rash; presuming; forward; arrogant; insolent.


© Webster 1913.

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