Rob Roy 
(rŏb roi) Originally Robert MacGregor. 1671-1734.
(rŏb roi) Originally Robert MacGregor. 1671-1734. Scottish clan leader and outlaw whose banditry is the subject of Sir Walter Scott's novel Rob Roy (1817).
- groundskeeper
- groundskeeping
- ground sloth
- ground speed
- groundspeed
- ground squirrel
- ground state
- ground stroke
- ground substance
- groundswell
- ground tissue
- ground truth
- groundtruth
- ground-truth
- groundwater
- ground water
- ground wave
- groundwork
- ground zero
- group
- grouper
- group home
- groupie
- grouping
- group insurance