to accumulate (points)
Also: rack down to adjust the vertical alignment of (the picture from a film projector or telecine machine) so that the upper or lower edges of the frame do not show
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
How to use rack up in a sentence
The clever crooks managed to rack up $2 million in profits over a year, Ares said.The Insane $11 Billion Scam at Retailers’ Return Desks | M.L. Nestel | December 19, 2014 | THE DAILY BEAST
Thus, players often rack up multiple concussions throughout their career.
He dated the hottest girl in school and still managed to rack up an impressive résumé of extracurriculars.From ‘Mean Girls’ to ‘Clueless’: Pop Culture’s Best Back-to-School-Lessons | Amy Zimmerman | October 1, 2013 | THE DAILY BEAST
Nonetheless, the season remains vital to retailers because they rack up huge sales in this five-week period.A Strong Holiday Season for Retailers, Powered by Online Sales | Daniel Gross | December 24, 2012 | THE DAILY BEAST
But he did rack up 633 penalty minutes during his career, including the playoffs.Derek Boogaard: The Player Hockey Hooked by Feeding Him Painkillers | Buzz Bissinger | June 7, 2012 | THE DAILY BEAST
Other Idioms and Phrases with rack up
Accumulate or score, as in Last night's episode of that new sitcom racked up at least fifteen points in the ratings. [Colloquial; mid-1900s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.