1) A depth of 6 feet
2) To think very hard
3) Your Anus. The bcakround behind this meaning comes from when two people were dune boarding and one fell off and loanded on my bum and said that his anus had stretched 6 feet open. now the word fathom is used to describe all bums not just a six foot wide one like his.
Whoa! that hole must be at least two fathoms deep

quiet you fool he is fathoming this question

Hahahahahaha he fell on his fathom while duneboarding!!!
by Mopageboy October 20, 2004
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To be extremely drunk such that one cannot see or hear properly.
Dude, help me off the floooooorr, I'm fathomed!
by ring_leader_uk September 5, 2005
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1. The depth of a condition that is not limited to a specific set of values but can vary across a continuum.
2. The profound truth of a metaphysical manifestation.
The spectral fathom of a fractal demonstrates the connection between all things.
by Aethertigris April 5, 2023
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A relationship wherein the participants obey the rule of social distancing. That is, they maintain a separation of six feet (one fathom) when meeting.
To avoid infection and the deep-six, Noah and Naomi strictly adhered to a Fathom Friendship during the pandemic.
by SeniorMoment54 September 28, 2020
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A unit of measurment to define the depth of womans genitalia.
'hello adam how you?'
'not bad Rob but i was with a girl last night and she must have been 20 twat fathoms deep, nearly lost my arm..'
by sharpeandharp January 27, 2009
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Really sticking the wiener in deeply with a young virgin, who hasn't had her depths explored before.
Man! I want to explore her fathoms!!
by Running out of patience December 14, 2007
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Understandable material only after great study and thought.
Henry Ford made the automobile a fathomic concept.
by moglyman May 7, 2014
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