tens
An inexact quantity or number, typically understood to be between 10 or 20 and 100.
Example
“Our houses are tens of meters apart, so we don't have to worry about noise from our neighbours.”
Other meanings
A pair of tens.
The period from a year ending in 10 to a year ending in 19 (mostly referring to the 1910s or 2010s); the teens, the oneties.
Where this comes from
This definition is adapted from “tens” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.