The phrase "loose fasteners" refers to screws, bolts, or other types of fasteners that are not tightly secured and may become detached or cause something to become loose. Full definition
The drill and the driver lock up (rep told me it was designed to brake loose fasteners with the handle without power), battery life is long, fast charging. (humblemechanic.com)
Fiat Chrysler Automobiles is recalling about 8,000 Jeep Compass utility vehicles — about 1,000 in Canada and Mexico — because passenger - side airbags could contain loose fasteners. (autonews.com)
Tighten loose fasteners and replace any that have rusted or corroded; these can cause wood deterioration. (rismedia.com)