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sirloin

American  
[sur-loin] / ˈsɜr lɔɪn /

noun

  1. the portion of the loin of beef in front of the rump.


sirloin British  
/ ˈsɜːˌlɔɪn /

noun

  1. a prime cut of beef from the loin, esp the upper part

"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

Etymology

Origin of sirloin

1515–25; earlier surloyn < Old French *surloigne, variant of surlonge ( French surlonge ). See sur- 1, loin