stoplight party
[ stop-lahyt pahr-tee ]
/ ˈstɒpˌlaɪt ˌpɑr ti /
noun
a party at which each attendee wears a certain color to indicate his or her relationship status, with green indicating “single and open to a connection,” yellow indicating “possibly interested but not sure,” and red indicating “already taken or not interested”: She was shocked to see her sister’s fiancé at the stoplight party wearing a green shirt.
Also called
traf·fic light par·ty.
Origin of stoplight party
First recorded in 2005–10