The obvious definition is that you did one thing, which led to a situation where it was logical to do some other related thing.

It can often be used to say something without actually saying it--you might say the phrase to imply that something happened which you are not going to be explicitly explain... (see the example below.)
I heard this rumour about John and Beth: Beth invited John to dinner last week, during which he accidentally spilled wine on his pants. Beth told him he better take them off so she could clean off the wine before it made a permanent stain. I guess John got a little aroused by the situation, and one thing led to another...
by PlaceHolder August 16, 2004
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a phrase used by people to cut out part of a story that is not necessary, so that they can get to the meat of the story.

Usually used when people are talking about how they got a guy/girl in the sack.
joe: How did it go last night with whatshername ?

Cramer: We went bowling and one thing led to another and I ended up on top of her in my bed with her screaming !
by Vito August 17, 2004
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Fairly common term used to describe the process of events that occur when two individuals meet, grow romantically involved and have sex.
Bob and Sheila got together for a date. They hit it off and went back to Sheila's place. One thing led to another and they ended up sleeping together.
by Wordmaster August 17, 2004
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A phrase used by men when telling stories. This phrase is used almost inevitably referring to sex.
We went back to my apartment and started watching the movie. well, one thing led to another and the next thing you know i'm banging her
by Moomoomoo2 September 4, 2008
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An excuse for why you cheated on your girlfriend/boyfriend or wife/husband/partner/significant other...

Most often used my rather sheepish looking men
by Missy August 17, 2004
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When one problem leads to another and you feel like the world is against you.
Crabman asked: "Bey when you ga fix this car?"
Troy said: "bey my starter just gone...when it een one thing it's the next!"
by stinkin_faddah_money_bagg June 30, 2021
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Destroying the lives of white people who have been far more successful than I have. And won’t even help me. Alternatively, him getting in, might be a good idea. (in that way, at least)
Joe Biden useful for only one thing
by Zatarain’s Root Beer Drinker October 29, 2020
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