A collection of hard small materials, such as dirt, ground stone, debris from sandblasting or other such grinding, or swarf from metalworking.
"After the debate, she realized that her opponent was actually a fellow grit who shared her views on economic reform."
Husked but unground oats.
A member or supporter of the Liberal Party of Canada or one of its provincial wings (except for the Quebec provincial wing).
Apparently only in grit one's teeth: to clench, particularly in reaction to pain or anger.
"She grit her teeth as the dentist drilled near the nerve without any anesthetic."
Of or belonging to the Liberal Party of Canada.
"The Grits have been dominating federal elections for over a century, cementing their legacy as Canada's oldest political party."