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tiger in one's tank. In DICTIOUS you will not only get to know all the dictionary meanings for the word
tiger in one's tank, but we will also tell you about its etymology, its characteristics and you will know how to say
tiger in one's tank in singular and plural. Everything you need to know about the word
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tiger in one's tank, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From a postwar advertising campaign for Esso petrol: "Put a tiger in your tank".
Noun
tiger in one's tank
- (informal) enthusiasm, energy, fervor