Dictionary.com

sump

[ suhmp ]
/ sʌmp /
Save This Word!

noun

a pit, well, or the like in which water or other liquid is collected.
Machinery. a chamber at the bottom of a machine, pump, circulation system, etc., into which a fluid drains before recirculation or in which wastes gather before disposal.
Mining.
  1. a space where water is allowed to collect at the bottom of a shaft or below a passageway.
  2. a pilot shaft or tunnel pushed out in front of a main bore.
British. crankcase.
British Dialect. a swamp, bog, or muddy pool.

QUIZZES

QUIZ YOURSELF ON "WAS" VS. "WERE"!

Were you ready for a quiz on this topic? Well, here it is! See how well you can differentiate between the uses of "was" vs. "were" in this quiz.
Question 1 of 7
“Was” is used for the indicative past tense of “to be,” and “were” is only used for the subjunctive past tense.

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of sump

1375–1425; late Middle English sompe<Middle Low German or Middle Dutch sump; cognate with German Sumpf; akin to swamp
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for sump

British Dictionary definitions for sump

sump
/ (sʌmp) /

noun

a receptacle, such as the lower part of the crankcase of an internal-combustion engine, into which liquids, esp lubricants, can drain to form a reservoir
another name for cesspool
mining
  1. a depression at the bottom of a shaft where water collects before it is pumped away
  2. the front portion of a shaft or tunnel, ahead of the main bore
British dialect a muddy pool or swamp

Word Origin for sump

C17: from Middle Dutch somp marsh; see swamp
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
FEEDBACK