zero

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Related to zeros: Trailing zeros

go from zero to hero

To change an outcome, one's situation, or oneself from being particularly unsuccessful, negative, unfortunate, or unpopular to being especially successful, positive, fortunate, or popular. After his parents won the lottery, John went from zero to hero in his high school overnight. With computer programming becoming an increasingly in-demand skill, many who might have been picked on in high school are now going from zeros to heroes.
See also: hero, zero

zero hour

The time at which something starts. I have so much studying left to do before the exam, and zero hour is 8 AM! Zero hour for our vacation is 4:30—the minute we're all done work!
See also: hour, zero

0-day

Used to describe a software security vulnerability that has just been exploited or discovered, often before the software developers can formally announce or create a fix (thus giving them "zero days" to preemptively address the issue). It was a 0-day attack—the developers had no idea that their program could be hacked in that way.

zero-sum game

A situation, process, competition, or outcome in which the winner's gain is exactly equal to the loser's loss. Poker is a zero-sum game because the amount of money won by one player is equivalent to the amount lost by the other players.
See also: game

zero in (on someone or something)

to aim directly at someone or something. The television camera zeroed in on the little boy scratching his head. The commercial zeroed in on the glass of cola. Mary is very good about zeroing in on the most important and helpful ideas.
See also: zero

zero tolerance

absolutely no toleration of even the smallest infraction of a rule. Because of the zero tolerance rule, the kindergartner was expelled from school because his mother accidentally left a table knife in his lunch box.
See also: zero

zero in (on something)

to direct your attention to one particular thing My son's teacher was able to zero in and deal with his problems. She needs to really zero in on what's important instead of going off on a lot of tangents.
See also: zero

a zero-sum game

a situation where two people compete and if one of them wins anything, exactly the same must be lost by the other Radio has become a zero-sum game, with stations gaining listeners only at each other's expense.
See also: game

zero in on

1. Aim precisely at a target, as in They zeroed in on the last snipers. [c. 1940]
2. Direct one's attention to, concentrate or focus on, as in We must zero in on the exact combination of ingredients, or The whole class zeroed in on the new assignment. This usage transfers aiming a firearm to directing one's attention. [Mid-1900s]
3. Converge on, close in on, as in The children zeroed in on the electric train display. [Mid-1900s]
See also: on, zero

zero in

v.
1. To aim or focus something, such as a weapon or telescope, toward a specific target or location: The enemy spotted the approaching aircraft and zeroed in their missiles. Zero the telescopes in on the watchtower.
2. To identify with increasing accuracy a property of something, especially its location: We are finally zeroing in on the location of the smuggling ring.
3. To adjust the aim or sight of a weapon by repeated firings: The soldiers fired a few rounds in order to zero in their rifles. I zeroed the gun in at 100 yards.
4. zero in on To direct one's gaze or attention to something: The children zeroed in on the display of toys in the store window.
See also: zero

zero out

v.
1. To reset something, such as a counter or clock, to zero: The timekeeper forgot to zero out the stopwatch in between sprints. I zeroed the odometer out and measured the length of the road.
2. To reduce some quantity to zero: This final payment will zero out your balance on the loan. I called the bank and zeroed out my account.
3. To cut off the funding for something, such as a government program: The new administration is planning to zero out subsidies and benefits for illegal aliens. Our social assistance program had funding until the government zeroed it out of the budget.
See also: out, zero

zero

n. an insignificant person; a nobody. I want to be more in life than just another zero.
References in periodicals archive ?
The history of the number zero is an interesting one.
Zero first started being used as an actual number around 458 AD in India by Hindu astronomer and mathematician Brahmagupta.
Zero Coupon Treasury STRIPS, Mason says, can be timed to meet individual investor's needs, and are particularly smart for conservative retirement savers: Ranging in rates from roughly 6% to 8.
Following the success of the 'Card Sharks' demonstration game that Zeros & Ones created for us, we were delighted to work with the company again on the adaptation of our 'Family Feud' television format for the European Internet markets," said Nino Rodriguez, Senior Producer with Pearson Television International and Enterprises.
In addition, the two companies will promote each other's capabilities and products to their respective customers, according to the letter of intent, which also calls for Zeros & Ones and ICTV to partner in joint projects.
Zeros & Ones is traded on the Over-the-Counter Electronic Bulletin Board under the symbol ZROS, and has recently announced its intention to file for a NASDAQ listing.
Kelley said the recent distribution reflects continued strong performance of Zero Stage Capital portfolio companies.
Zero Stage Capital portfolio companies that have had successful public offerings include: 24/7 Media Inc.
As an investment banker, Zero Stage Capital's Summit is a chance for me to meet interesting portfolio prospects, talk with founders and CEOs, learn about technology and trends, and judge who might need our banking services or funding.
Thaller, vice president of Zero Stage Capital, who is also a member of the Spherics board of directors.
Zero Stage Capital, a leading New England venture capital firm, today announced that it has invested $1 million in ACCESS Radiology Corporation, the largest independent provider of electronic radiology image distribution and management systems.
Zero Stage Capital is the lead investor in a $4 million round of financing in the Newton, Mass.
The Zero Stage Capital investment is the first commitment to a Connecticut company from a new $125 million venture capital fund that seeks to invest, in part, in Connecticut technology firms.