See"saw` (?), n. [Probably a reduplication of saw, to express the alternate motion to and fro, as in the act of sawing.]
1.
A play among children in which they are seated upon the opposite ends of a plank which is balanced in the middle, and move alternately up and down.
2.
A plank or board adjusted for this play.
3.
A vibratory or reciprocating motion.
He has been arguing in a circle; there is thus a seesaw between the hypothesis and fact.
Sir W. Hamilton.
4. Whist.
Same as Crossruff.
© Webster 1913.
See"saw`, v. i. [imp. & p. p. Seesawad (?); p. pr. & vb. n. Seesawing.]
To move with a reciprocating motion; to move backward and forward, or upward and downward.
© Webster 1913.
See"saw`, v. t.
To cause to move backward and forward in seesaw fashion.
He seesaws himself to and fro.
Ld. Lytton.
© Webster 1913.
See"saw`, a.
Moving up and down, or to and fro; having a reciprocating motion.
© Webster 1913.