[ tuhn-er ]
/ ˈtʌn ər /


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 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tonner