a coat with sleeves that continue to the collar instead of having armhole seams
—adj
2.
cut in this design: a raglan sleeve
[C19: named after Lord Raglan]
Raglan (ˈræɡlən)
—n
Fitzroy James Henry Somerset, 1st Baron Raglan. 1788--1855, British field marshal, diplomatist, politician, and protégé of Wellington: commanded British troops (1854--55) in the Crimean War