One who pays the bills

• Check grabber
• One who picks up the tab
• Generous bar buddy
• Neighbor on October 31
• One buying a round
• Sugar daddy, e.g
• Sugar daddy, e.g.
• Popular diner

Wiktionary Word definitions in Wiktionary
n. 1 Anything that treats. 2 A vessel used to treat oil-water emulsions by any of several mechanisms so that the oil can be accepted by the pipeline or transport.

WordNet Word definitions in WordNet
n. someone who negotiates (confers with others in order to reach a settlement) [syn: negotiator , negotiant ]