Definition of "block up" [block up]

• To completely block or obstruct. (verb)
• To be completely blocked or obstrctued. (verb)

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• "We walked a short block up Broadway, past what's left of Bowling Green, and I said, "Do you know where you are?""
• "Could they get at the British fleet here, they are sufficient to destroy them; but these being drawn up into Elizabeth river, into which the sixty-four cannot enter, I apprehend they could do nothing more than block up the river."
• "It’s a ‘47 Buick Super, green, abandoned a half block up from the building site."