- a cardinal number, 50 plus 5.
- a symbol for this number, as 55 or LV.
- a set of this many persons or things.
- amounting to 55 in number.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fifty-five
Fifty-five percent of Millennials say they want to open their own business some day.Hey, Boomers—Millennials Hate Your Partisan Crap
July 10, 2014
The site is functional more than ninety percent of the time, up from fifty-five percent of the time in October.They Just Don't Care if Healthcare.Gov Works or Not
December 2, 2013
The politician for whom the voter had voted got in by five hundred and fifty-five votes.Alarms and Discursions
G. K. Chesterton
I refused fifty-five shillings for her, which was the highest bode I could squeeze for her.The Letters of Robert Burns
Sold American baked beans, catsup, and fifty-five other varieties to the world.Who Was Who: 5000 B. C. to Date
Altogether there are fifty-five battalions, or about 40,000 men.
So Perrault, then just fifty-five, slid quietly from his service in the year 1683.The Fairy Tales of Charles Perrault