as much as you like; to your heart's content; galore:
food and drink à gogo.
2.
with go-go music and dancing or a go-go atmosphere (used especially in the names of cabarets, discotheques, and the like):
They danced all night at the Mistral à gogo.
Origin of à gogo
1960-65; < French,Middle French;gogo perhaps by reduplication and alteration of gogue witticism, jest (Frenchgoguette), expressive word of obscure origin
British Dictionary definitions for a gogo
à gogo
/ə ˈɡəʊˌɡəʊ/
adjective, adverb
1.
(informal) as much as one likes; galore: wine à gogo