definition of
blackguard

[1] #1 blackguard n. [cad, bounder, dog, hound, heel] someone who is morally reprehensible; "you dirty dog". wn

[2] #2 blackguard v. [ridicule, roast, guy, laugh at, jest at, rib, make fun, poke fun] subject to laughter or ridicule; "The satirists ridiculed the plans for a new opera house"; "The students poked fun at the inexperienced teacher"; "His former students roasted the professor at his 60th birthday". wn

[3] #3 blackguard v. [abuse, clapperclaw, shout] use foul or abusive language towards; "The actress abused the policeman who gave her a parking ticket"; "The angry mother shouted at the teacher". wn