Argumentum ad hominem

“He is an ass on two legs, the like of which was never seen before; so go home with your logic you old heathen vagabond, and teach your grandmother to milk the ducks!” The legend which we draw on, and which, never having been in print, we quote from memory, states that this argumentum ad hominem drew down great applause from the saint's supporters, and loud cries of "order" from the ministerial side of the house.

[T]hey prefer argumentum ad hominem, which is a hell of a way to conduct a discussion.

The Fat Clown Derek keeps saying that I am making an argumentum ad hominem against him[.]