The ligma gag works like older bait jokes such as deez nuts, where a fake word is planted in conversation until someone asks what it means and triggers the punchline. Online, the phrase spread through gaming chats, streams and short voice clips because the setup takes only seconds and needs no context to understand. This version isolates the payoff line on its own, making it easy to drop into chats without playing the whole exchange. Its popularity comes from recognition, as most viewers know the trap before the victim does.