partisan

Universal Words adjective, noun adjective (often disapproving) showing too much support for one person, group or idea, especially without considering it carefully: Most newspapers are politically partisan. noun 1 a person who strongly supports a particular leader, group or idea 2 a member of an armed group that is fighting secretly against enemy soldiers who have taken control of its country partisanship noun [U]: We are seeing a trend towards greater press partisanship.