go-ahead
1 of 2adjective
ˈgō-ə-ˌhed 
1
: marked by energy and enterprise : progressive
a vigorous go-ahead company
2
: indicating that one may proceed
go-ahead signal
3
: being a score that gives a team the lead in a game
drove in the go-ahead run
go-ahead
2 of 2noun
1
a
: energy, spirit
b
: one possessing go-ahead
2
: a sign, signal, or authority to proceed : green light
Synonyms
Noun
- bootstrapper
- go-getter
- highflier
- highflyer
- hummer
- hustler
- live wire
- powerhouse
- self-starter
See all Synonyms & Antonyms 
Word History
First Known Use
Adjective
1829, in the meaning defined at sense 1
Noun
1843, in the meaning defined at sense 1a
go-aheads
noun
as in powerhouses
an ambitious person who eagerly goes after what is desired a born go-ahead, he was determined to be the first in his family to graduate from college Synonyms & Similar Words
Relevance
- powerhouses
- live wires
- highflyers
- eager beavers
- highfliers
- bootstrappers
- hustlers
- hummers
- achievers
- go-getters
- self-starters
- doers
- enterprisers
- comers
- individualists
- he-men
Antonyms & Near Antonyms
- putterers
- loafers
- idlers
- goldbricks
- dawdlers
- triflers
- loungers
- neglecters
- slackers
- shirkers
- procrastinators
- drones
- ignorers
- sluggards
- lazybones
- malingerers
- laggards
- loiterers
- lingerers
- dreamers
- slowpokes
- dalliers
- dropouts
- daydreamers
- stick-in-the-muds
- ne'er-do-wells
- quitters