This Slang page is designed to explain what the meaning of TY is. The slang word / phrase / acronym TY means . Online Slang Dictionary. A list of slang words. That is Thank You, followed by yw, You're Welcome. For a list of common chat shortcuts, check this: starslotscasino.review ty " stands for (T)hank (y) ou. Ty is a name that's been around for, like, a kabajillion years. It is universally agreed to mean "a total stud with a massive carrot". Tys are almost always popular.