Definition of "stepsis" []

• A stepsister, implying affection. (noun)

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• "My mom is making my stepsis pay $25 every two weeks for room and board ... $75 less than me, but it makes me feel a little better I'm not the only person my mom hates and wants to make miserable, though I do feel bad for my stepsister."
• "It's a cute cow, but big, so we borrowed my mom's friend's truck so me, my stepsis and stepdad can cram inside and ride an hour and a half to NJ."
• "But I compare my online activity to my older stepsibs (stepsis is 7 years older, stepbro 10 years older) and there is a huge difference."