Douglas Harper's Etymology Dictionary
Usage examples of "rat-trap".
Downstairs, the icebox contained only a slab of rat-trap cheese and a loaf of stalish bread, both of which I devoured.
Bambi admitted Woozy the attorney, a long, cold, hairless being with the personality of a baited rat-trap and a briefcase of imitation lizard-skin.
There was also a mess of sticky diesel and fertilizer and a rat-trap and a bangstick-cartridge trigger.
I found a piece of jewellery in his saddle-bags with the Star of Evil graved upon it when I was setting rat-traps in his chamber.