spanworm

[ span-wurm ]
/ ˈspænˌwɜrm /

noun

measuringworm.

Origin of spanworm

An Americanism dating back to 1810–20; span1 + worm

Words nearby spanworm

spanking, spanner, spanrail, spanspek, spansule, spanworm, spar, spar buoy, spar deck, spar varnish, spar with