rash

/ɹæʃ/

Proposed by a contributor, not yet supported by evidence.

Also seen as: rasher · rashest · rashes

Sense 1

Meaning · English

Acting too quickly without considering the consequences and risks; not careful; hasty.

Adjective

Examples

rash words spoken in the heat of debate

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

An area of inflamed and irritated skin characterized by reddened spots that may be filled with fluid or pus. Also, preceded by a descriptive word (rare or obsolete), an illness characterized by a type of rash.

Noun

Examples

He came out in a rash because of an allergy.

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 3

Meaning · English

An irregular distribution or sprinkling of objects resembling a rash (sense 1).

Noun

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 4

Meaning · English

Chiefly preceded by a descriptive word: a fabric with a smooth texture woven from silk, worsted, or a mixture of the two, intended as an inferior substitute for silk.

Noun

Examples

cloth rash    silk rash

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).

Common questions

What does “rash” mean?

Acting too quickly without considering the consequences and risks; not careful; hasty.

Is “rash” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.