kirby grip

noun
  1. British a hairgrip consisting of a piece of metal bent over to form a tight clip and having the upper part ridged to prevent it slipping on the hair

Word Origin for kirby grip

from Kerbigrip, trademark for the original such hairgrip
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