measuring worm

or meas·ur·ing·worm


nounOlder Use.

Origin of measuring worm

1
An Americanism first recorded in 1835–45

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British Dictionary definitions for measuring worm

measuring worm

noun
  1. the larva of a geometrid moth: it has legs on its front and rear segments only and moves in a series of loops: Also called: looper, inchworm

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