NGL is shorthand for “not gonna lie,” and if we had written it out fully, in this setting of professional writing, it would have been, “I’m not going to lie” — which is arguably more confusing. NGL stands for “Not Gonna Lie”. Shows honesty before making a statement. Common on Instagram, TikTok, Twitter/X, and in private chats. Used by kids, teens, and adults in casual talk. Often placed at the start of a sentence for a genuine tone. NGL meaning is simple, it stands for “ Not Gonna Lie.” NGL is a popular abbreviation commonly used on Twitter and Reddit. Here's where "Not Gonna Lie" came from and how you should use it. NGL stands for “ Not Gonna Lie .” Think of NGL as another way of saying “honestly,” “if I’m being honest,” or “to be honest.” It’s a quick, easy way to let another person know that you’re sharing exactly what’s on your mind. NGL means the same thing over text and on social media platforms like Instagram, Twitter, Snapchat, and TikTok. [1] .