Group bullying, with ‘up’

verb

1. To move or act as a gang

   "Her opponents ganged together to oppose her nomination."

2. to move or act as a gang
3. to attack (a person) as a gang
4. to assemble (mechanical or electronic parts) so that they may be operated simultaneously as a group
5. To attack (a person) as a gang

   "They ganged him and took his money."

6. To assemble (mechanical or electronic parts) so that they may be operated simultaneously as a group

   "Potentiometers are often ganged together so that the resistance in several circuits can be changed simultaneously."

7. To arrange or produce (something, such as pages of typeset material) together as a unit

   "… ganged the printing of 2000 cards to achieve a cost-efficient price per card of 38 cents."

8. to move or act as a gang
9. to attack (a person) as a gang
10. to assemble (mechanical or electronic parts) so that they may be operated simultaneously as a group

verb

1. Go

verb

1. To make a joint assault

   "ganged up on him and beat him up"

2. To combine for a specific purpose

   "ganged up to raise prices"

3. To exert group pressure

   "ganged up against the boss"

noun

1. A detachment of men under command of an officer empowered to force men into military or naval service