FML stands for 'F*ck My Life' and is used in text messages and online conversations to express frustration or disappointment about a situation. It is often used to express feelings of hopelessness or despair. It is often used in response to a difficult or unpleasant situation, such as a bad day at work or a failed test. It can also be used to express sympathy or empathy for someone else's misfortune. It is usually used in a humorous way, but can also be used to express genuine feelings of frustration or sadness....