This is the day when you get to playfully slap the ass of your bestfriend of the opposite gender. That's where the his/her part comes from
Yo did you know tomorrow is national slap "his/her" ass day
by Jake Wall April 11, 2017
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thisula

a black guy tha always gives j.bradshaw
pleasure
homie: yo bradshaw whats up
bradshaw: nothin much OG just gettin my bitch thisula to sex me up
by jake wall October 20, 2008
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