а> вытекать; No wonder the engine got overheated, the oil has been leaking away during the whole journey. б> постепенно терять; With the continued loss of blood, his life was steadily leaking away.
LEAK AWAY
Англо-русский перевод LEAK AWAY
English-Russian Muller's dictionary 24 edition. Англо-Русский словарь Мюллера 24 редакция. 2012