what is lmk in texting
Top 10 Text Abbreviations. According to search query data the following five text abbreviations are the most requested chat definitions: ROFL means Rolling on floor laughing. STFU means Shut the *freak* up. LMK means Let me know. ILY means I love you. YOLO means You only live once. SMH means Shaking my head. LMFAO means Laughing my freaking *a* off.