All 6 Uses

squatter
in
The Glass Castle
(Edited)

They were called squatters, and the buildings were called squats.
p. 266.2

squatters = people who live in an unoccupied place without the legal right
But Mom and Dad were clearly proud, and as I listened to them talk ... about their fellow squatters and the friends they'd made in the neighborhood and the common fight against the city's housing agency,
p. 267.4 *

squatters = people who live in an unoccupied place without legal right
I told Mom she was the snootiest squatter I'd ever met, and that made her laugh.
p. 269.3

squatter = someone who lives in an unoccupied place without the legal right
She had been a squatter for almost fifteen years, and the city had finally decided to sell the apartments to her and the other squatters for one dollar apiece.
p. 288.2
She had been a squatter for almost fifteen years, and the city had finally decided to sell the apartments to her and the other squatters for one dollar apiece.
p. 288.2

squatters = people who live in an unoccupied place without the legal right
She couldn't accept our invitation to stay awhile, she said, because she had to get back for a board meeting of the squatters.
p. 288.4

Definitions:

(1) (squatter)
someone who lives in an unoccupied place without the legal right

In most countries, if squatters are able to stay long enough, they will acquire legal title.
(2) (meaning too rare to warrant focus)
Less commonly, squatter can refer to a type of insect or to a person who is crouching.