Sugar, perhaps, needing part, say, for complete payment

• All at once, as a payment
• Amount of money paid at one time
• Spooner's giving you a little fruit wedge?
• Amount of money paid all at once
• Lottery payment, perhaps
• Lotto winner's option
• Leeds United manager hints match officials received payment
• Lottery winner's decision

Wiktionary Word definitions in Wiktionary
a. paid all at one time. n. (alternative spelling of lump sum English)