Pi`o*neer" , v. t. & i. [imp. & p. p. Pioneered (?); p. pr. & vb. n.
Pioneering.]
To go
before, and prepare or open a way for; to act as pioneer.
Pi`o*neer" (?), n. [F. pionier, orig., a foot soldier, OF. peonier, fr. OF. peon a foot
soldier, F. pion. See Pawn in chess.]
1.
(Mil.) A soldier
detailed or employed to form roads, dig trenches, and make bridges, as an army
advances.
2. One who goes before, as into the wilderness, preparing the way for others to follow; as,
pioneers of civilization; pioneers of reform.