disloyalty fee
n.— «Access to the network will not be free. Many banks will impose a “disloyalty fee” if customers use another ATM machine in the Link network.» —“Top banks join ATM link-up” by Vicki Bakhshi Financial Times Jan. 27, 1999. (source: Double-Tongued Dictionary)
Further reading
Silence comes in many forms. Writer Paul Goodman says there is, for example, the noisy silence of “resentment and self-recrimination,” and the helpful, participatory silence of actively listening to someone speak. • The strange story...
How colors got their names, and a strange way to write. The terms blue and orange arrived in English via French, so why didn’t we also adapt the French for black and white? • Not every example of writing goes in one direction across the page...