When you see or meet girl who is incredibly attractive with a fine as hell body and when she has a personality to match she's the whole package AKA the definition of Dayum
I met this girl and was like DAYUM she's fine then I got to talking to her and she was the whole package.
by KILLEMWITHKINDNESS December 4, 2013
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Somthing you put on your sandwage for some extra DAYUM!
Take: "Can you pass the Dayum please."

Hiro: "Sorry i used it all for my damn sandwage."

Take: "Darn"
by Take151 August 12, 2006
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A person trying to remember a certain day and slides into saying um
Guy 1: Remember that great party last week?
Guy 2: What dayum was that?
by Distantadmirer1 November 24, 2021
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Dayum ma' mate went to bed hours ago
by gaggert November 20, 2011
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A saying used when you see a female with a nice backside; the same as "DAAAAAYYYUMM!!!" but to a smaller extent.
When he saw sexually harassing females, a woman walked by with an ass that made him say "DAYUM!"
by xlae-x March 24, 2003
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Bob: my project is 10 pages
Tim: Dayum! u are a nerd
by Sami "Donatello" Patel January 3, 2009
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A more disappointed way of saying damn.

Pronounced "Dah-yum"
"Can I get a Corona" - Man
"We don't have Corona" - Bartender
"Dayum" - Man
by BrianIsLivid December 31, 2011
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