Possible Clues:

• Getting married in spring, so tighten one's belt
• Be stingy
• “And don’t ____ on the pâté” (Mr Creosote in Monty Python’s The Meaning of Life)
• Truss, optionally reversible, used by runner to tighten belt
• Scrimp; stint
• Be cheap, say
• Cut corners, putting top of mattress in refuse container
• Getting married in spring? Tighten one's belt
• Cut costs, bound to save money, initially
• Economise, stint