NONSENSICAL
adjective 1.(of words or language) having little or no meaning; making little or no sense:A baby's babbling is appealingly nonsensical.
2.(of behavior, conduct, actions, etc.) foolish, senseless, fatuous, or absurd:His nonsensical behavior was unusual for such a serious person.
3.objectionable, impudent, insubordinate:I refuse to listen to that nonsensical gossip.
4.of trifling importance or of little or no use:I've had more than enough of your nonsensical advice!