∙ Not erect or perpendicular; neither parallel to, nor at right angles from, the base; slanting; inclined.
∙ Not straightforward; indirect; obscure; hence, disingenuous; underhand; perverse; sinister.
∙ Not direct in descent; not following the line of father and son; collateral.
∙ Of leaves, having the base of the blade asymmetrical, with one side lower than the other. botany
∙ Of branches or roots, growing at an angle that is neither vertical nor horizontal. botany
∙ Pertaining to the oblique case (non-nominative). grammar
∙ Employing one of the three contrapuntal motions, namely, 1. Parallel, 2. Contrary and 3. Oblique. Parallel,when two parts (voices) move in the same direction; Contrary, when they move opposite; and Oblique, when one part (voice) stays on the same note while the other moves away from or towards it. music
Noun
∙ An oblique line. geometry
∙ Synonym of slash ⟨/⟩. typography
∙ The oblique case. grammar
Verb
∙ To deviate from a perpendicular line; to move in an oblique direction. intransitive
∙ To march in a direction oblique to the line of the column or platoon; — formerly accomplished by oblique steps, now by direct steps, the men half-facing either to the right or left. military
∙ To slant (text, etc.) at an angle. transitive, computing