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a craftey ol man who is allways getting in to trouble every time he thinks he has it made bang! hes cought by the meddling kids and there dog.
someone allways trying to get away with somthing ex.; look bobbys pulling a old man jenkins on his folks again.
by karl f gorham October 07, 2003
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Nov 23 Word of the Day
A massive dump that takes 10 to 15 times to flush.
After Thanksgiving, I had to Take a Trump.
by JRBIV December 11, 2019
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Similar to Mr. Wilson of the popular Dennis The Menace series, though with a hint of Mr. Magoo. Grumpy and bumbling, usually always gets his "come-uppens'"
Old Man Jenkins was chasing after the neighbor's bratty 7 year old kid but slipped on a banana peel just as he was about to grab the kid.
by K. Aman March 16, 2005
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A fart emitted from an elderly man/woman unbeknown to them. A fart that just "falls" from their butt sounding similar to a horse snort.
Man did you hear Mr. Jones's Old Man Jenkins?

Yeah I heard it, but he definitely didn't
by frixibeltyler August 31, 2010
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A loyal customer of the Krusty Krab who's out-lived time itself and he's lived in Bikini Bottom for as long as he can remember...
Spongebob: Hi sir, welcome to the Krusty Krab! May I take your order sir?
Old man Jenkins: Uh yes, uh... um... Yes, I'll have a- *dentures fall out* Oh whoopsie heheh, my dentures fell out...
Spongebob: Would you like me to get that for you sir?
via giphy
by Edgy Cunt #1290219 January 17, 2018
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an old guy that has been there all the time

There is old man jenkins with his jelope
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by cool kid03 February 11, 2016
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