n. [ L. irreverentia: cf. F. irrévérence. ] The state or quality of being irreverent; lack of proper reverence; disregard of the authority and character of a superior. [ 1913 Webster ]
a. Irreverent. [ Obs. ] [ 1913 Webster ]
Immodest speech, or irreverend gesture. Strype. [ 1913 Webster ]
a. [ L. irreverens, -entis: cf. F. irrévérent. See In- not, and Reverent. ] Not reverent; showing a lack of reverence; expressive of a lack of veneration;
adv. In an irreverent manner. [ 1913 Webster ]