Related Clues:

• Typed chuckle
• End of a texter's amusing comment, perhaps
• Response to a wisecrack
• ''That's a riot!''
• Bit of cybermirth
• Text message chuckle
• 'Ha!,' in texts
• Reaction to a meme, maybe
• Sarcastic rejoinder
• Oral LOL
• 'Joke's on you!'
• 'You are so-o-o funny'
• Laughing sound
• Internet acronym rarely meant literally
• It won't be seen as a boundary