An expression following someone’s statement. Usually used as sarcasm, a reaction to something funny, in a condescending manner, or scoffing.
Jessica: “Damn, this time I’m only buying the essentials. No more fucking cigarettes.”
Lena: “I’m sure! You always get some L&Ms, don’t lie.”

Lena: *posts group photo on social media*
Jessica: *comments* “I’m sure!! I look like a fat hog!”

Jessica: “I’m sure!!!” *cackles* “Look at this dumb ass fucked up at the gas station parking lot.”
Lena: “...”
by wretchedAndmiserable November 12, 2019
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A word people named Hudson use and only people named Hudson
Boy: I am so tired
People named Hudson: oh I’m sure
by Coontorf January 22, 2022
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What girls say in response to a question you ask when they start picking up your interest in them, but they aren’t interested
Mark: “Wow that sounds great, what are you doing this evening?”

Samantha: “Honestly I’m not sure…”

Narrator: “And it was that moment, he entered the friend zone
by Connor4333 March 26, 2023
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