GIGGER. A lock or door. "Dub the gigger," open the door.
GIGGER-DUBBER. A turn-key; a prison-keeper.
GILFLIRT. A proud, capricious woman.
GILL. A woman.
GILT or JILT. A crowbar.
GILT-DUBBER. A hotel-thief.
GILYORE. Plenty.
GINGERLY. Cautiously.
GIP. A thief.
GLASS. An hour. "The badger piped his Moll about a glass and a half before she cribbed the flat."