1. (v.) To combine to withhold purchase of products from a particular company\; social and business interdiction for the purpose of coercion.

2. (v. t.) To combine against (a landlord, tradesman, employer, or other person), to withhold social or business relations from him, and to deter others from holding such relations; to subject to a boycott.

avoid ban banish banishment bar barring beef bitch blackball blacklist blockade boggle boycottage call in question challenge circumscription complain complaint compunction cry out against debarment debarring demarcation demonstrate demonstrate against demonstration demur demurrer disfellowship dispute embargo enter a protest eschew exception exclusion expostulate expostulation go on strike go out grievance grievance committee hold out holler howl inadmissibility indignation meeting injunction job action kick lock out lockout march narrowing nonadmission nonviolent protest object objection omission ostracism ostracization ostracize outlaw outlaw strike pass by pass over picket picketing preclusion press objections prohibition proscribe proscription protest protest demonstration protestation qualm raise a howl rally refuse reject rejection relegation remonstrance remonstrate remonstration repudiation restriction revolt rulebook slowdown scruple shun shut it down sick-in sit down sit in sit-down sit-down strike sit-in slow down slowdown squawk state a grievance strike sympathy strike taboo teach in teach-in tie-up turnout walk out walkout wildcat strike work stoppage yell bloody murder