Obs. [UP- 3.] Upstart; newly arisen or come in.
In quot. 1602 upspring has also been interpreted as sense 3 of the sb., reels being taken as a verb with cognate object.
1591. Horsey, Trav. (Hakl. Soc.), 258. The patriarcke, bishops and friers, and other the new upspringe nobillitie.
1602. Shaks., Ham., I. iv. 9. The King doth wake to night, and takes his rouse, Keepes wassels and the swaggering vpspring reeles [= revels].