Noun
any act that tends to prevent free competition in business
Source: WordNet" 526 U.S. at 779–80 (quoting NCAA, 468 U.S. at 104). ) into two categories: *Violations "per se": these are violations that meet the strict characterization of Section 1 ("agreements, conspiracies or trusts in restraint of trade"). Source: Internet
For that reason the phrase "restraint of trade," which, as will presently appear, had a well understood meaning in common law, was made the means of defining the activities prohibited. Source: Internet