a. colloq. [f. LARK sb.2 + -Y.] Inclined or ready for a lark; frolicsome, sportive.
1851. H. Mayo, Pop. Superst. (ed. 2), 133. When the Devil is larky, he solicits the witches to dance round him.
1866. Spectator, 24 Nov., 1301/1. An under-bred, ignorant, larky young, naval lieutenant.
1885. F. Anstey, Tinted Venus, 24. I look larky, dont I, said poor Tweddle, dolefully.