Being unsure whether food spoilage has occurred or not. Does not have to be a milk product, but milk is so vulnerable that everything (including life!) starts from there, including expressions. Plus, its always hardest to tell whether milk products are actually bad.
I was looking at that feta, and I had some real milk doubt about it.

This pizza smells funky, so I'm feelin' some milk doubt.

I don't know, this salad dressing looks rancid, I am experiencing major milk doubt. What do you think?
by j-rated March 3, 2010
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dont know wot it means but ask any townie
tom - "i run 14 miles a day"
jane - "doubt, massive doubt"
by poo July 30, 2004
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A sentence commonly used by one brained friends of any guy named Eamon.
Hey is Eamon skipping Class, "I wouldn't Eamon Doubt it".
by Retroman1 August 29, 2018
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1. When there is a chance that the statement someone just made is completely false and full of shit.

2. A way to question alternative facts
Adam: Kelly Anne Conway just said that Sean Spicer was giving alternative facts.

Andrew: High doubt that a word of truth came out of her mouth, let alone his.
by Jack Solve Private Eye September 13, 2017
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Means 'I highly doubt that, my friend' or 'that is not true'. Similar to saying "Whatever Trevor"
John: "Hey Peter, you owe me $50!"

Peter: "Doubt it Albert! I don't owe you diddlysquat"
by Manu Vatuvei August 1, 2010
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A person who does not trust his/her best friend, even though the best friend has proven them self to be virtuous.
"My best friend won't trust me with his sister"

"Dude, He is such a Doubting Thomas"

"Yeah, I feel kinda Judased
by Foster John February 20, 2010
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