The phrase "first quarter" refers to the first three months of a year. It's called a quarter because it divides the year into four equal parts. Full definition
In first quarter of 2018, 61 percent of the direct contributions to his campaign committee came from donations of $ 200 or less. (insurancenewsnet.com)
Increase productivity by 30 % in first quarter by administering aggressive on - campus recruiting programs for local colleges. (resume-now.com)
No word yet on the prices of the cases or the price of the unit, but its due for first quarter of 2011 launch. (goodereader.com)