Green’s Dictionary of Slang

squatter n.

1. (Ulster) a voyeur.

1993

(con. 1930s) S. McAughtry Touch and Go 65: When we kids spotted one of these [men] watching a heaving, panting pair of lovers, we would forego our own thrill and raise the alarm: ‘Look out – squatters!’.

2. (US black) a stool, a chair.

1944

‘Jiver’s Bible’ in D. Burley Orig. Hbk of Harlem Jive.

SE in slang use

In compounds

squatter’s gap (n.)

a style of facial hair.

c.1905

J. Furphy Buln-Buln and the Brolga (1948) 🌐 His unobtrusive chin was set off by that aristocratic shave vulgarly known as the ‘squatters’ gap’.