irreverent

Etymology

ir- + reverent

adj

1. Lacking respect; not having or not showing respect for or seriousness towards something that is usually treated with respect; going against conventional precepts.
   an irreverent new work
   an irreverent examination of reviewing
   Beyond the hut a clump of myalls loomed spectral and wraith-like, and round them a gang of crows cawed noisily, irreverent of the great silence. 1902, Barbara Baynton, edited by Sally Krimmer and Alan Lawson, Bush Studies (Portable Australian Authors: Barbara Baynton), St Lucia: University of Queensland Press, published 1980, page 28