not limiting the reference of a modified word or phrase; "the nonrestrictive clause in `I always buy his books, which have influenced me greatly,' refers to his books generally and adds an additional fact about them"
guided by practical experience and observation rather than theory; "a hardheaded appraisal of our position"; "a hard-nosed labor leader"; "completely practical in his approach to business"; "not ideology but pragmatic politics"
unreasonably rigid in the face of argument or entreaty or attack