Related Clues:

• Wasn't paid up, maybe
• Deferred paying until last call
• Paid at the end, say
• Deferred payment, say
• Accumulated 3 Down
• Got glasses on credit?
• Deferred payment at the pub
• Needed to deal with payback
• Owed for drinks
• Drank first, paid later
• Put drinks on plastic?
• Didn’t settle up until last call, say