This term is used by companies that offer subscription services to clients for example, telephone carriers, Internet service providers, and hosts. It is a measure of the revenue generated by one customer phone, pager, etc., per unit time, typically per year or month.
filch. vb. 1. (tr) to steal or take surreptitiously in small amounts; pilfer. [C16 filchen to steal, attack, perhaps from Old English gefylce band of men].
steal, pilfer, filch, purloin mean to take from another without right or without detection. steal may apply to any surreptitious taking of something and differs from the other terms by commonly applying to intangibles as well as material things. steal jewels; stole a look at the gifts; pilfer implies stealing repeatedly in small amounts.