When you have no possible comeback to an insult, shout this.
(1) Your Mom is fat.
(2) Ummm Gary
by Gary Barry Larry April 18, 2008
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Awesome wurd made by Jaclyn Sibley! definition-well I rele dont know but its cool as fuck to say and it makes me laugh my ass off for some reason!!!
Guess wut Samantha?? UMMM COOKIE!!!
by SuMoNeUwIsHuCuDb November 1, 2004
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The only acceptable response to something crazy
*runs into boys met the night prior*
Them: “hey guys
Girls: “ummm WTF”
by bot bot bot October 6, 2022
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Snapchat conversation with tyler and girl

Girl: “Stop texting me”
Tyler: “Ummm WTF
Girl: “Ummm WTF”
by Ummm WTF October 6, 2022
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Ummmm can mean ANYTHING!!
ITS LITERALLY A TIMELESS FILL-IN.

YOU CAN USE IT TO SLOW PLAY
YOU CAN USE IT ON UR PARENTS WHILE UR THINKING OF A LIE
U CAN USE IT AS A ORAL SEX TECHNICH...
(JUST PUT OR MOUTH ON IT AND SAY UMMMMMMMM)
SOME PEOPLE SAY IT TO SUPPOSEDLY JOG THEIR MEMORIES....
UMMMM I THINK WE SHOULD TRY THAT LATER.
by MissFineapple January 10, 2022
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