"whipsaw" in the noun sense
1. two-handed saw, whipsaw, two-man saw, lumberman's saw
a saw with handles at both ends intended for use by two people
"whipsaw" in the verb sense
1. whipsaw
victimize, especially in gambling or negotiations
2. whipsaw
saw with a whipsaw
Source: WordNet® (An amazing lexical database of English)
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