To combine in refusing to work for, buy from, sell to, give assistance to, or have any kind of dealings with, andin preventing others from working for, buying from, selling to, assisting, or having any kind of dealings with (a person or company), on account of political or other differences, or of disagreements in business matters, as a means of inflicting punishment, or of coercing or intimidating.n. An organized attempt to coerce a person or party into compliance with some demand, by combining to abstain, and compel others to abstain, from having any business or social relations with him or it; an organized persecution of a person or company, as a means of coercion or intimidation, or of retaliation for some act, or refusal to act in a particular way.