A social party held out of doors, within the grounds or garden attached to a private residence.(noun)
Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "garden party" in a sentence
"This was no garden party with peacocks and memorable refreshments; this was a simple family tea with seven adult Appelhardts, while the younger members of the family squabbled on the croquet court."
"This first garden party without Laura is a political fundraiser hostessed by Dr. Turner—with an able helping hand from her First Lady, Niecy, who is wearing a beautiful princess dress and an eager debutante smile."
"News International's chief executive, Rebekah Brooks, was at a summer garden party thrown by the PR guru Matthew Freud last weekend, where other guests included the BBC creative director, Alan Yentob, the film director Tim Burton, his wife, Helena Bonham-Carter, and the former Daily Mirror editor Piers Morgan."