# mousetrap

> English word · Noun · IPA /ˈmaʊsˌtɹæp/ · frequency rank #65,323

## Definitions
1. A device for capturing or killing mice and other rodents.
2. A website designed to open another copy of itself when the user tries to close the webpage.
3. Ordinary, everyday cheese.
4. A slice of bread or toast topped with cheese and then grilled or microwaved.
5. An antisubmarine rocket used mainly during World War II by the US Navy and US Coast Guard.

## Etymology
From Middle English mouse-trappe, mous trappe, mouse trape, equivalent to mouse + trap. Cognate with Dutch muizetrap, muizentrap (“mousetrap”), German Low German Muustrappe, Muustrapp (“mousetrap”). In the Internet sense, refers to a computer mouse.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/mousetrap