- ratbite fever,
- ratchet effect,
- ratchet jack,
- ratchet wheel
Origin of ratcatcher
Examples from the Web for rat-catcher
He baits his patient's body with his medicines, as a rat-catcher does a room, and either poisons the disease or him.
It behoves the Rat-catcher to be always attentive to his customers, those, I mean, who want live Rats wherewith to try their dogs.
He then took up the employment of rat-catcher, for which, perhaps, he was better qualified than any other.Anecdotes of Dogs|Edward Jesse
It is all a ready-money trade, and as there is not much competition, the Rat-catcher can command a good price for his work.
All for the boy who had left them, six weeks before, with no word of farewell but the parting taunt of a rat-catcher.The Lance of Kanana|Harry W. French