a married woman living apart from her husband (18th century)—originally (16th century) an unmarried woman who has borne an illegitimate child—alludes to a bed of grass as a typical place for illicit sexual intercourse
‘raspberry’: a rude sound (suggestive of breaking wind) made by blowing with the tongue between the lips, as an expression of mockery or contempt—UK, 1888—‘raspberry’ (short for ‘raspberry tart’): rhyming slang for ‘fart’
gardening or garden design in an affected, fussily decorative or over-elaborate style; archaic and affected language—UK, 1931—alludes to “A garden is a lovesome thing, God wot!”, in My Garden (1893), by the Manx poet T. E. Brown
a prim or affected facial expression or manner of speaking; affected mannerisms, superficial accomplishments—originally, in Little Dorrit (1857), by Charles Dickens, a phrase spoken aloud in order to form the lips into an attractive shape
The noun ‘hardy annual’ denotes a plant that can withstand freezing temperatures and which completes its life cycle within a year. In British English, this noun is used figuratively of a thing or a person that reappears continually or at regular intervals.
UK—‘rhubarb’ is colloquially used to denote ‘nonsense’—originated in the theatrical practice consisting for a group of actors in repeating the word ‘rhubarb’ to represent an indistinct background conversation or the noise of a crowd