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soakaway

British  
/ ˈsəʊkəˌweɪ /

noun

  1. a pit filled with rubble, etc, into which rain or waste water drains

"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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

And under their rear garden is a soakaway: essentially a big tank constructed of crates that collects excess rainwater and gradually drains it into the subsoil.

From BBC

Sepa has allowed it to continue using a so-called “soakaway” which allows waste and sewerage to drain away on site – which was installed in 2012 and was supposed to be replaced by a permanent sewer by the end of 2018 – for the foreseeable future.

From The Guardian

Mr Gilbert said although there was soakaway hole in the garden, it seemed too small for Herman to have got into.

From BBC

“Most people there have a house on a concrete slab, a cistern and ‘soakaway’ system for their toilet.

From The Guardian

Wetin concern us with rat for Baba office or no airfreshener in the toilet or the soakaway don full?

From BBC