a saw for two persons, as a pitsaw, used to divide timbers lengthwise.

to cut with a whipsaw.

to win two bets from (a person) at one turn or play, as at faro.

to subject to two opposing forces at the same time

The real-estate market has been whipsawed by high interest rates and unemployment.

(of a trailer, railroad car, etc.) to swing suddenly to the right or left, as in rounding a sharp curve at high speed.