plughole

(redirected from going down the plughole)
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plughole

[′pləg‚hōl]
(mining engineering)
A passageway left open while an old portion of a mine is sealed off, to help maintain normal ventilation; it is sealed when the work is finished.
A hole for an explosive charge or for a bolt.
References in periodicals archive ?
It's a terrific end to the series, with a soundtrack that resembles violins going down the plughole.
Shower Power aims to encourage people of all ages to think about how much time, water and energy is going down the plughole every time the shower is turned on.
That's what will stop YOU going down the plughole where two Left-wing Prime Ministers in France and Holland have already gone in recent days and where Schroeder himself will be disappearing quite soon.
BATH-TIME for Neil Jenkins means Welsh club rugby is in grave danger of going down the plughole.
He has been nursing a serious heart complaint and presiding over a society seemingly going down the plughole.
In this post-Shameless world (the Channel 4 show David Cameron thought hilarious), the ratings-winning formula is irresistible: Find a sink estate and record lives going down the plughole.
These old toffs were so busy laughing that they didn't notice their companies were going down the plughole.