drinkathon

noun

drinkathon

noun

Etymology From drink + -athon.

1

Informal A prolonged session of drinking alcohol.

The Weary Traveler has a messy Sunday night barbecue/drinkathon that attracts folks staying at the beach.2004, Robert Reid, Central America on a shoestring, page 52:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.