Possible Clues:

• Osier
• Might be where it's shallow
• It produces osiers
• Going to get into debt, by the sound of it, for a bat
• Weeping ___ (tree)
• Wow! That'll make you about as sick as a bat
• By the sound of it, won't pay-up
• Weeping tree
• Salix
• May be weeping because one is going to be in debt, by the sound of it