a. Knotty; rough; figuratively, rough in temper. Fuller. -- Knag"gi*ness n. [1913 Webster]
a. Irritable; touchy. [ Colloq. ] [ 1913 Webster ]
a. 1. Full of snags; full of short, rough branches or sharp points; abounding with knots. “Upon a snaggy oak.” Spenser. [ 1913 Webster ]
2. Snappish; cross; ill-tempered. [ Prov. Eng. ] [ 1913 Webster ]