Lusk

a. [Probably from O. Fr. lasche, lasque, N. Fr. lâche, Pr. lasc, lax, It. lasco, from Lat. laxus. See LACHIE, n.] Lazy; slothful. [Obs.]

n. A lazy fellow; a lubber. [Obs.] Kendall.

To be idle or unemployed. [Obs.]