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overspill

American  
[oh-ver-spil, oh-ver-spil] / ˌoʊ vərˈspɪl, ˈoʊ vərˌspɪl /

verb (used without object)

overspilled, overspilt, overspilling

  1. to spill over.

noun

  1. the act of spilling over.

  2. something that spills over.

  3. British. overflow.

overspill British  

noun

    1. something that spills over or is in excess

    2. ( as modifier )

      overspill population
"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. (intr) to overflow

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of overspill

First recorded in 1850–55; over- + spill 1

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.