zero vector

During the recession net immigration to the U.S. from Mexico fell to zero or less.

But the day he planned to start was very cold—the mercury stood twenty-seven below zero.

Of course, at roulette, some number or zero itself is bound to come up every time, but number twenty-seven was invariably unlucky.

The words whispered in the pastry-cook's ear cooled his hot fit of courage down to zero.

At last, one evening, he walked up to a table and said to the croupier, "When was zero up last?"

One day last week, when the mercury was sulking at zero, three lambs arrived on the place.