Green’s Dictionary of Slang

grass n.1

1. [early 18C; mid-19C+] pubic hair; thus cut someone’s grass, of a man, to have sexual intercourse.

2. [mid-19C] used fig., with ref. to green-ness of grass, a fool, a naive person.

3. [1910s–50s] hair; thus cut the grass, to cut the hair.

SE in slang uses

In derivatives

grassville (n.)

see separate entry.

In compounds

grass-eater (n.)

[1970s+] (US) a police officer who accepts small bribes; thus grass-eating.

grass-fighter (n.) [fighting on the grass rather than on canvas; note John Healy book title The Grass Arena (1988)] [20C+] (Aus.)

1. a bare-knuckle boxer; thus grass-fighting, bare-knuckle boxing.

2. one who fights in public rather than in the prize-ring; thus one who is known as a brawler.

grasshopper (n.)

see separate entry.

grass sandwich (n.)

[1910s–50s] (US) an alfresco act of sexual intercourse.

In phrases

grass before breakfast (n.) [? grace before breakfast or go to grass v. (1)]

[mid-18C–mid-19C] (Irish) a duel.

go to grass (v.)

see separate entries.

go to the grass (v.) [i.e. the countryside]

[1900s] (N.Z.) to run off, to abscond.

if there’s grass on the pitch, let’s play

[2010s] if a girl has pubic hair she is eligible for seduction, irrespective of her age.

in the long grass

[1940s+] lying low, esp. of someone one hasn’t seen for some time; thus wait for someone in the long grass, to lie low, to maintain a ‘low profile’.

on the grass

[late 19C–1950s] (Aus. Und.) free (of prison).

out at grass (adj.)

[1900s] (Aus.) of a woman whose husband is temporarily absent, ie. a SE grass widow.

put out to grass (v.) (also put to grass) [animal imagery]

1. [late 16C–early 17C] to send out to work as a prostitute.

2. [1940s+] (also put out to pasture) to send into retirement.