ETYM Icel. gangr a going, gang, akin to AS., Dutch, German, and Dan. gang a going, Goth. gaggs street, way. Related to Gang.
1. A combination of implements arranged to work together.
2. An association of criminals; SYN. pack, ring, mob.
3. An organized group of workmen; SYN. crew, work party.

ETYM AS. gangan, akin to OS. and Old High Germ. gangan, Icel. ganga, Goth. gaggan.
To act as a gang; SYN. gang up.