n. The quality or condition of being oblique.n. A deviation from a vertical or horizontal line, plane, position, or direction.n. The angle or extent of such a deviation.n. A mental deviation or aberration.n. Immoral conduct.n. Obscurity in conduct or verbal expression: "It may be that the candor of contemporary literature creates a nostalgia for indirection, obliquity and deferralā ( Anatole Broyard). n. An obscure statement.