sidelock

plural sidelocks · alternative side-lock

1. A lock of hair worn at the side of the head.

   observation of the Sabbath (rather than the décadi) and the wearing of Jewish side-locks and beards were regarded as ‘uncivic’ offences.

   2002, Colin Jones, The Great Nation, Penguin, published 2003, page 558

   1 more example

   Its male residents dress like crows: heavy black suits, black Borsalino hats, the old grandfathers hugely whiskered and the boys in peot, the curled sidelocks of the pious.

   2014 December, Paul Salopek, “Blessed. Cursed. Claimed.”, in National Geographic, archived from the original on 12 Feb 2015

2. engineeringThe design of a gun that has the lockwork mounted to the inside of a plate; compare boxlock.