MANHOLE
manhole
(noun) a hole (usually with a flush cover) through which a person can gain access to an underground structure
Source: WordNet® 3.1
Etymology
Noun
manhole (plural manholes)
A hole in the ground used to access the sewers or other underground vaults and installations.
A hole providing access to the inside of a boiler, tank etc.
(informal) A man's anus, in a sexual context.
Usage notes
• In contexts such as government documents where anything that might be perceived as sexist is avoided, this has mostly been replaced by maintenance hole
Anagrams
• Holeman
Source: Wiktionary
Man"hole`, n.
Definition: A hole through which a man may descend or creep into a drain,
sewer, steam boiler, parts of machinery, etc., for cleaning or
repairing.
Source: Webster’s Unabridged Dictionary 1913 Edition