Snark

1. an imaginary animal (used typically with reference to a task or goal that is elusive or impossible to achieve).

   pinning down the middle classes is like the hunting of the snark

1876: nonsense word coined by Lewis Carroll in The Hunting of the Snark .

1. critical or mocking comments made in an indirect or sarcastic way.

   a little more research and a little less snark might have made this an interesting post

   a worthwhile blog cannot live on snark alone

1. make critical or mocking comments in an indirect or sarcastic way.

   they even snark about her family background

   she and Holmes can't go for very long at all without snarking at one another

mid 19th century: originally in the dialect senses ‘snore, snort’, ‘find fault’.