wrapover

wrapround

adjective

(of a garment, esp a skirt) not sewn up at one side, but worn wrapped round the body and fastened so that the open edges overlap

noun

such a garment

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