Definition of a better mousetrap in English:

a better mousetrap

An improved version of a well-known item.
[from ‘If a man ... make a better mouse-trap than his neighbour ... the world will make a beaten path to his door,’ attributed to Ralph Waldo Emerson]
More example sentences
  • Whether or not one has built a better mousetrap means little if the new improved model cannot be tested.
  • During the wild times of the late 90s, they were hailed as a modern manifestation of the American Dream: Build a better mousetrap and the world will make you a market millionaire as soon as your company goes public.
  • If someone feels that he can build a better mousetrap than his employer wants to make, he can find a way to make it, market it, and perhaps put his former boss out of business.
See parent entry: mousetrap

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Pronunciation: ˈdīktik
adjective
denoting a word whose meaning depends on context...