let alone

The phrase "let alone" is commonly used to emphasize the improbability or impossibility of one thing by comparing it to another already unlikely or impossible thing.

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Definition

B2General

(idiomatic, negative)Used to stress that something is even less likely or possible than another thing already mentioned.

Example

  • She can't afford a car, let alone a house.
  • He can't boil water, let alone cook a full meal.

C1General

(idiomatic, positive, rare)Used to introduce a further item that is entailed by the first.

Example

  • He can barely walk, let alone run a marathon.

Similar

Terms that have similar or relatively close meanings to "let alone":

leave alonecan't evennot evenno less