Definify.com
Webster 1913 Edition
Upstart
Up-start′
,Verb.
I.
To start or spring up suddenly.
Spenser. Tennyson.
Up′startˊ
,Noun.
1.
One who has risen suddenly, as from low life to wealth, power, or honor; a parvenu.
Bacon.
2.
(Bot.)
The meadow saffron.
Dr. Prior.
Up′startˊ
,Adj.
Suddenly raised to prominence or consequence.
“A race of upstart creatures.” Milton.
Webster 1828 Edition
Upstart
UPST'ART
,Verb.
I.