A racist term for indian people, describing the thong like underwear that tribes wear, making their asses itchy.
Grandma: Those damn itchybums left their window open all night!
Me: Itchybums?
Grandma: That indian family across the street.
Me: Itchybums?
Grandma: That indian family across the street.
by WillyOnABus June 7, 2023

I just ate 3 packages of noodles. Now I can't get rid of this Sapporo itchybum. Lucky for me, I ate them cooked!
by Ismellstupid December 8, 2011
