an occasion when two or more people agree to share the cost of something, especially a meal.

She and Callahan often met for lunch. It was always a Dutch treat.

• a lame duck
• a lard-arse
• alarm bells start to ring
• a last hurrah
• a latchkey child
• a latchkey kid
• a laugh a minute
• a laughing stock
• a laundry list
• a law unto
• a law unto yourself
• albatross around neck
• give the thumbs up
• give the time of day
• give the willies
• give the works
• give to on a plate
• give to on a platter
• give to on a silver platter
• give to someone on a plate
• give to someone on a platter
• give to someone on a silver platter
• give tuppence
• give up
• give up as a bad job