Also [Expert; skilful: (see أَرِبَ, of which it is the particle n.:) or] accustomed to, or practised or exercised in, a thing, and knowing, or skilful. (S, TA.) See also 1, in the latter part of the paragraph.
3.
-A2- أَرِبٌ بِشَىْ ءٍ, [or إِلَي شَىْءٍ, (see أَرِبَ,)] or ↓ارِبٌ, of the measure فَاعِلٌ, (Msb,) Wanting, needing, or desiring, a thing. (Msb, * TA in article مهر, &c.)