Snarker

Origin

snark + -er

Full definition of snarker

Noun

1. One who makes snide remarks.
• 2009, February 22, Walter Kirn, Insult as Injury, Sarah Silverman escapes unscathed, while Penn Jillette, an avowed libertarian who entertains mostly in Las Vegas nowadays, and Sarah Palin , an avowed big-game hunter who’s safely tucked away up north somewhere, are portrayed as snarkers par excellence.