بول

بَوَّالٌ بوال والي : see بُوَلَةٌ. ― -b2- [Hence,] (assumed tropical:) A wine-skin from which the wine runs out. (TA.) ― -b3- And شَحْمَةٌ بَوَّالَةٌ (assumed tropical:) A piece of fat that quickly melts or dissolves. (IAar, TA.)