<adj.all> a barbed compliment a biting aphorism pungent satire
biting or given to biting
<adj.all> they deliberately gave me a skittish and mordacious mount
Mordacious \Mor*da"cious\, a. [L. mordax, -acis, fr. mordere, morsum, to bite. See {Morsel}.] Biting; given to biting; hence, figuratively, sarcastic; severe; scathing. -- {Mor*da"cious*ly}, adv.