Meanings
adjectivesuperwash (not comparable)
- not comparableOf wool, that has been treated to make it machine-washable.
So, cotton, linen, superwash wool, and anything with nylon or acrylic or rayon or silk can instantly be ruled out for most projects.
2007, Amy Swenson, Not Your Mama's Felting: The Cool and Creative Way to Get it Together, page 121 more example
The set is a wonderful gift to make for a new baby, and if worked in superwash wool or a washable blend it's sure to get lots of wear.
2008, Kari Cornell, Jean Lampe, Retro Knits, page 63
Origin
From super- + wash, from a trademark of the 1970s.
Full word history & related roots →Cite this entry
APA
superwash. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/superwash
MLA
“superwash.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/superwash. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “superwash,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/superwash.
Source: superwash on Wiktionary, CC BY-SA 4.0.