Breeks is the Scots term for trousers, breeches and, as the Dictionary of the Scots Language (online) has it, also underpants.

Bear's Breeks
My Auld Breeks
The Wooden Breeks
MacRory's Breeks and Other Highland Humour
Broon? That'll Be My Breeks at the Wheel
JEANS MADE ME A STAR; Tom's Lucky Breeks
Susan Breeks of Helbeck: Victorian Ladies in Australia, India and Westmorland
The baggy breeks fashion police should just butt out ROXANNE SOROOSHIAN ON LOW-SLUNG JEANS
All in the name of sport Easy gas and ridiculously tight breeks
Is that what it's about? They voyage across the galaxy to rip your breeks?