oblique

Not erect or perpendicular; not parallel to, or at right angles from, the base.

Italic fonts are sometimes described as oblique in typographic terminology.

when it has a Direction oblique to that of the former Motion, it is either added to, or subtracted from the former Motion

Not straightforward; indirect; by implication; (sometimes even) obscure, ambiguous, or confusing.

The email from HR obliquely informed her that some complaints about her had been received.

This mode of oblique research, where a more direct one is denied, we find to be the only one in our power.

Disingenuous; underhand; morally corrupt.

For the love we bear our friends, / Tho nere so strongly grounded, / Hath in it certain oblique ends / If to the bottome sounded

Then would be closed the restless, oblique eye / That looks for evil, like a treacherous spy

Not direct in descent; not following the line of father and son; collateral.

His natural affection in a direct line was strong; in an oblique, but weak; for no man ever loved Children more, or a Brother less.

Having the base of the blade asymmetrical, with one side lower than the other.

Leaves long, lanceolate, tapering upward from the middle to an acute point, […] secondaries very oblique, distinct, alternate, parallel, curved in transversing the blade

An oblique line.

Synonym of slash ⟨/⟩.

Initial inquiries among professional typists uncover names like slant, slant line, slash, and slash mark. Examination of typing instruction manuals discloses additional names such as diagonal and diagonal mark, and other sources provide the designation oblique.

Other Chaucerian manuscripts had the virgule (or virgil or oblique: /) at the middle of lines.

The oblique case.

The musculus obliquus externus abdominis or also obliquus internus abdominis.

To deviate from a perpendicular line; to become askew.

he sat upon the edge of his chair […] and achieved a communication with his plate by projecting his person towards it in a line which obliqued from the bottom of his spine

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.

To slant (text, etc.) at an angle.