prom
noun
[ prɒm ]
• a paved public walk, typically one along the seafront at a resort.
• "she took a shortcut along the prom"
• a ball or formal dance at a school or college, especially one held at the end of the academic year for students who are in their final year.
• "he asked me to the school prom but I turned him down"
• a concert of classical music at which part of the audience stands, in particular one of a series of concerts performed annually at the Royal Albert Hall in London.
• "the last night of the Proms"
Origin:
late 19th century (originally US, in sense ‘formal dance’): short for promenade.