The Collaborative International Dictionary of English v.0.48:
Pocket \Pock"et\, v. t. [imp. & p. p. Pocketed; p. pr. & vb.
1. To put, or conceal, in the pocket; as, to pocket the
He would pocket the expense of the license.
2. To take clandestinely or fraudulently.
He pocketed pay in the names of men who had long
been dead. --Macaulay.
To pocket a ball (Billiards), to drive a ball into a pocket
of the table.
To pocket an insult, affront, etc., to receive an affront
without open resentment, or without seeking redress. "I
must pocket up these wrongs." --Shak.