"You canker blossom!" 3 Shakespearean Insults
1510s, "teacher's pointer," alteration of festu "piece of straw, twig" (late 14c.), from Old French festu (Modern French fétu), a kind of straw, from Vulgar Latin festucum, from Latin festuca "straw, stalk, rod," probably related to ferula (see ferule). Sense of "pasture, lawn grass" is first recorded 1762.