C2C(redirected from C2c trains)
C2C(1) (Client to Client) An earlier term for peer-to-peer (P2P), in which one user communicates with another user without going through a server in between. See peer-to-peer and X2X.
(2) (Customer to Customer) A website such as eBay or PayPal, in which a user negotiates a business transaction with another user.
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