pigroot noun 3verb 1forms 3 noun3 •An instance of pigrootingHowie showed his objection to the early hour with a few pigroots—he impressed the television people but merely caused the sure-seated Maddie to laugh. — 2015 •An area of soil where pigs have turned up the ground with their snouts looking for worms, insects, and plant roots to eat. •Any plant of the genus Sisyrinchium. verb1 •To lower the head, firmly plant the forelegs, and kick upwards with the hindlegs.The great beast went round and round the yard pig-rooting and crow-hopping and I hung on for dear life. — 1933 formspigrooted · pigrooting · pigroots