v. or adj., to offer opinions unfounded by facts, logic or reason in books/ columns/ talk shows etc. in order to substantiate and legitimize an utterly absurd view point or idea. See also: 'catapulting the propaganda'.
Bob: "Hey, did you see Coulter on TV last night? She said Dems don't support the troops."
Mike: "Dude, don't listen to that bitch. She's just an opinioneering cunt with as much credibility as a Republican congressman caught pants-down at a boy scout slumber party."