Spear sense from Old Norse grein meaning division. (Reference: w:Ray Parkin|Ray Parkin, H. M. Bark Endeavour, w:Miegunyah Press|Miegunyah Press, second edition 2003, ISBN 0-522-85093-6, page 196.)
- Plural of grain.
- An iron fish spear with a number of points half-barbed inwardly.
#: 1770: Served 5 lb of fish per man which was caught by striking with grains — journal of Stephen Forwood (gunner on w:HM Bark Endeavour|H.M. Bark Endeavour), 4 May 1770, quoted by Parkin (page 195).