stainless
Proposed by a contributor, not yet supported by evidence.
Sense 1
Meaning · English
Describing an alloy that is resistant to corrosion and discoloration.
Adjective
Examples
Lead is used as part of the tumbler’s vacuum insulation and is covered by a stainless steel layer that protects consumers from lead exposure, according to the Stanley cup manufacturer, Pacific Market International.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Sense 2
Meaning · English
Unmarked, spotless.
Adjective
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “stainless” mean?
Describing an alloy that is resistant to corrosion and discoloration.
Is “stainless” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.