لغو

3 لَاغَاهُ  He jested, or joked, with him; inf. n. مُلَاغَاةٌ. (A, TA.) You say, لَاغَاهُ فِى البَيْعِ. (A, TA, art. كيس.) لَغْوٌ  , applied to speech, &c., Nought; of no account; (M, K;) unprofitable. (M.) ― -b2- اليَمِينُ اللَّغْوُ: see KT, voce يَمِينٌ. اللُّغَةُ  The genuine language of the Arabs; which is the classical language. لُغَوِىٌّ  Of, orrelating to, the genuine language of the Arabs. مَعْنًى لُغَوِىٌّ A genuine lexicological meaning. لُغَيَّةٌ  A word of weak authority. (TA, voce جِرَاب, et passim.) لَاغٍ  : see مَائِرٌ.