a person or person who are acting like a big baby.
Anna-Lisa, Felicia and Lavynder are Sissy La-La's when it comes to going out to party!
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A sissy la la is someone who acts like Dayten Manning (19)
The little boy was acting a sissy la la
A twelve year old male who is very annoying and weak.
The Sissy La-la walked the street thinking they were awesome
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