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general::
Phrase(s): *out of gas
1. Lit. without gasoline (in a car, truck, etc.). (*Typically: be ~; run ~.) • We can’t go any farther. We’re out of gas. • This car will be completely out of gas in a few more miles. 2. Fig. tired; exhausted; worn out. (*Typically: be ~; run ~.) • What a day! I’ve been working since morning, and I’m really out of gas. • I think the old washing machine has finally run out of gas. I’ll have to get a new one.
McGrawhill's American Idioms And Phrasal Verbs