The letter “e” on a Facebook post typically refers to a reaction emoji, specifically the “laughing” or “haha” reaction. Facebook allows users to interact with posts through various reactions, such as “Like,” “Love,” “Wow,” “Sad,” “Angry,” and “Haha.” When users see an “e” next to a post, it might indicate that they are referring to a laughing reaction, often as a shorthand in comments or replies.
However, if “e” appears in a different context, it may require additional clarification. It could be a typo, an abbreviation, or part of a larger conversation. If you have a specific post in mind, please provide more context for a more accurate interpretation!