v. Sc. [Derivation obscure: cf. Sw. and Norw. dial. janka to totter, go slowly, hesitate.] intr. To trifle, shuffle.
1697. W. Cleland, Poems, 19 (Jam.). Now hes rewarded for such pranks, When he would pass, its told he janks.
180818. Jamieson, Jank, to trifle. Loth.
So Jank sb., a shuffle.
1705. Observator, No. 4. 22. His pretending to bring Witnesses from the East Indies, seemd liker a fair Jank than any proper Defence.