Where does “slapsies” come from?

slapsies (English) comes from English slap, from Middle English slappen.

slapsies (English): A children's game in which the players position...

Definitions

  1. A children's game in which the players position...

Ancestry of “slapsies”, step by step

slapsies traces back through two separate lines of ancestry.

via English slap

StepLanguageWordMeaning
1EnglishslapA blow, especially one given with the open hand,...
2Middle Englishslappen—

via English sies

StepLanguageWordMeaning
1EnglishsiesExpressing disgust, disappointment, or annoyance;...
Every word from Middle English slappen →Every word from English slap →