Top definition
This has two meanings. It can mean "I don't believe you" or "I don't blame you". Just the same abbreviations.
Max: I just met a celebrity 5 minutes ago!!
Sam: Really? No, bruh... Idby (I don't believe you.)
Or
Max: I'm very worried about my girlfriend. she hasn't texted me in days.
Sam: I would be worried too. Idby (I don't blame you)
Sam: Really? No, bruh... Idby (I don't believe you.)
Or
Max: I'm very worried about my girlfriend. she hasn't texted me in days.
Sam: I would be worried too. Idby (I don't blame you)
by Black Dwarf Bunny January 19, 2018
3
Person 1: "I'm thinking about dropping AP Chem."
Person 2: "That class is way too hard anyways, idby."
Person 2: "That class is way too hard anyways, idby."
by I'm a potato August 02, 2019