English edit

Etymology edit

shim +‎ -ing

Verb edit

shimming

  1. present participle and gerund of shim

Noun edit

shimming (uncountable)

  1. (crime) The act of fraudulently copying a chip from a chip-and-pin card, such as found on credit cards and bank cards, through the use of a shimmer
    Coordinate terms: shimmer, skimmer, skimming