Etymology: Middle English scracchen, probably blend of scratten to scratch and cracchen to scratch
Date: 15th century
transitive verb1: to scrape or dig with the claws or nails 2: to rub and tear or mark the surface of with something sharp or jagged 3 a: to scrape or rub lightly (as to relieve itching) b: to act on (a desire) —used with itch<scratch the itch to travel> 4: to scrape together : collect with difficulty or by effort <scratch out a living> 5: to write or draw on a surface 6 a: to cancel or erase by or as if by drawing a line through b: to withdraw (an entry) from competition 7:scribble, scrawl 8: to scrape along a rough surface <scratch a match>intransitive verb1: to use the claws or nails in digging, tearing, or wounding 2: to scrape or rub oneself lightly (as to relieve itching) 3: to gather money or make a living by hard work and especially through irregular means and sacrifice <had to scratch and save for college> 4 a: to make a thin grating sound b: to produce a rhythmic scratching sound by moving a phonograph record back and forth under a phonograph needle 5: to withdraw from a contest or engagement 6: to make a scratch in billiards or pool
— scratch·ernoun
— scratch one's back: to accommodate with a favor especially in expectation of like return
— scratch one's head: to be or become confused or perplexed
— scratch the surface: to make a modest effort or start