lab

Someone who agrees to let others use them as a test subject. A: "Did he really sign up to be a lab rat for some skincare company?" B: "Yeah, because they promised him a bunch of free products to try!" I can't believe I agreed to be my sister's lab rat—now I have to let her practice cutting hair on me.

An initialism for "life's a bitch, and then you die," meaning that life is characterized by struggle, suffering, or misfortune (and before you know it, you are on your deathbed). A generic lamentation usually said following some tragedy or bad luck; the abbreviation is used primarily in text messaging or online communications So you lost your job, and then you found out your boss was sleeping with your husband? Wow, LAB&TYD. A: "Ugh, I got a D on my term paper. I spent weeks on it!" B: "That sucks man. LAB&TYD!"