Squats is a rural Canadian term meaning pissed off.
Also associated with
Squat face : Your facial expression shows your level of squattyness.
Majority of the time being squatty is not justified.
Example : Derrick has the squats tonight because his woman drank his last beer.
I seen Derrick at the NSLC first thing this morning, wonder what happened to him, fucker had some squat face on.
Derrick got over being squatty after his 6th breakfast beer kicked in.