blue line

noun

Ice Hockey.

1. either of two lines of the color blue that are parallel to and equidistant from the goal lines and divide the rink into three zones of equal size.

Word History and Origins

Origin of blue line¹

First recorded in 1925–30

Example Sentences

When asked by AFP about the accusation, the Israeli military said "the wall does not cross the Blue Line".

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According to UNIFIL, last month peacekeepers surveyed a concrete T-wall erected by the Israeli army southwest of Yaroun and found that it "crossed the Blue Line, rendering more than 4,000 square metres of Lebanese territory inaccessible to the Lebanese people".

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President Joseph Aoun's office said he had instructed officials "to file an urgent complaint to the United Nations Security Council against Israel for constructing a concrete wall on Lebanon's southern border exceeding the Blue Line".

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Far ahead, where the land met the sky, the dark blue line of the ocean gradually came into view.

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The blue line in the chart below shows the relative price-to-book ratio — a valuation metric for growth stocks versus value stocks — while the orange line shows the difference in return on equity between growth and value stocks.

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