razor

Meanings

Noun

• A keen-edged knife of peculiar shape, used in shaving the hair from the face or other parts of the body.
• Any tool or instrument designed for shaving.
• The sharp tusk of a wild boar.
• A conceptual device that allows one to shave away unlikely explanations for a phenomenon.

Verb

• To shave with a razor.

Origin

• From Middle English rasour, from Old French rasour, from raser. More at rat.