A PeekaChu (peek A Choo;) when a girl is giving a guy head and he cums on her then sneezes all over her face.
ex1:"yo bro Ashley was giving me head this weekend and i was like im gunna cum... so i pulled her head up then i peekachu'd snot and cum all over her face... it was great"

ex2:"It was so gross! I was giving Adam head over the weekend and he Peekachu'd ALL over me ! he pulled my head up and was like PEEKA ...CHUUUUUUUUUUU; i couldnt get all the boogers off of me"
by discoflashBlo October 18, 2007
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