snam

verb3

1. •
   (Scotland) To snatch with the jaws; snap at something greedily.
2. •
   (slang, no longer used) To steal; snatch.

   • He has been lagged for beaker hunting, was a mushroom faker, has been on the steel for snamming a wedge sneezer; […] — 1859
3. •
   (slang, no longer used) To rob (a person).

   • I on'y meant fur to snam (rob) him, and on'y giv' him a tightener, when somethin' come dancing and shreeking down the road, and I vamoosed. — 1880