[gang up] vi (1925) 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 "the class ganged up against the teacher"
[gang up] vi (1925) 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 "the class ganged up against the teacher"
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012