From the plural of sud, a variant of sod (“a bubbling or boiling”), equivalent to sud + -s. Related to seethe.
suds pl (normally plural, singular sud)
- (countable, uncountable) Lather; foam or froth formed by mixing soap and water.
- 1891, Thomas Hardy, Tess of the d'Urbervilles, volume 1, London: James R. Osgood, McIlvaine and Co., page 30:
- Mrs Durbeyfield, excited by her song, trod the rocker with all the spring that was left in her after a long day's seething in the suds.
- (slang) Beer.
- We went out for some pizza and suds.
- Sometimes treated as uncountable ("too much suds") and sometimes as plural ("too many suds").
suds (third-person singular simple present sudses, present participle sudsing, simple past and past participle sudsed)
- (transitive) To cover with, or as if with, soapsuds.
- We sudsed the car before washing it down until it gleamed like new.