It simply mean "call / text me". It isn't complicated...
After Tim and Steve finished hanging out, Tim, nodded and said "holla at cha boy"..
by MLAM May 16, 2006
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means to come see me, call me, keep in touch, let somebody know whats up between them and you (relationship wise and friendship).
by BluEyez September 24, 2006
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To holla at cha boy which you have a physical attraction towards. That you hide with this homosexual term - "holla at cha boy toy"
Jon: Jake what up playa hata.

Jake: oh shoot, what up Jon! Can you "holla at cha boy toy"???
by jj123568 July 14, 2009
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a boy who loves u so much and will do anything for u
i have a cha cha beat boy
by u_nderstandable January 08, 2018
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Group name for the boest bitches out there we're a poppin squad
Yo the cha bois are on insta
by Chwiuca July 31, 2017
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