بعج

بَاعِجَةٌ باعجه باعجة (assumed tropical:) The wide part of a valley; (S, K;) the place where it becomes wide. (TA.) ― -b2- Also (assumed tropical:) Plain, or soft, land, that produces [ the plant called ] نَصِىّ: or the extremity of a tract of sand, and of plain, or soft, land, [ extending ] to what is termed قُفّ [or high, or high and rugged, ground ]: and [the pl.] بَوَائِجُ signifies places, in sand, which are of little depth [ of sand ], and which, if نَصِىّ grow therein, are of least depth, and best. (TA.)