Pronunciation: (gō'gō"),[key] —adj.Informal. 1. full of energy, vitality, or daring: the go-go generation. 2. stylish, modern, or up-to-date: the go-go social set. 3. of or pertaining to the music and dancing performed at discotheques or nightclubs.
4. performing at a discotheque or nightclub.
5. seeking large earnings quickly by trading aggessively and often speculatively in stocks: a go-go mutual fund. 6. marked by swift price upswings due to excessive speculation: a go-go stock. 7. being a time of great prosperity, economic growth, and optimism: the go-go years of the 1920s.