Phonian slip
An accidental emoji or image sent to the person you are texting that is uncomfortably relevant to the context of your conversation and your true feelings. Albeit badly timed. It is often embarrassing.
"Oh my god did you hear that Ben accidentally sent Tabetha a floating heart emoji ! "
" I don't think it was accidental at all ! Sounds like a Phonian slip to me! "
" I don't think it was accidental at all ! Sounds like a Phonian slip to me! "