tonner

[ tuhn-er ]
/ ˈtʌn ər /

noun

something having a specified weight in tons (used in combination): The sailboat was a twelve-tonner.

Origin of tonner

1850–55; in parasynthetic compounds formed from ton1 and a quantifier; see -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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