Scribal abbreviation by "contraction" and was mostly a Christian usage for sacred words, Nomina Sacra; non-Christian sigla usage usually limited the number of letters the abbreviation comprised and omitted no intermediate letter. One practice was rendering an overused, formulaic phrase only as a siglum: DM for "Dis Manibus" ("Dedicated to the Manes"); IHS from the first three letters of "ΙΗΣΟΥΣ"; and RIP for "requiescat in pace" ("Rest in Peace") because the long-form written usage of the abbreviated phrase, by itself, was rare. According to Trabe, these abbreviations are not really meant to lighten the burden of the scribe but rather to shroud
Skin in the game (phrase) the phrase, pointing to earlier instances. Another possible explanation is that the phrase draws its origins from William Shakespeare's play "The Merchant of Venice", in which the antagonist Shylock stipulates that the protagonist Antonio must promise a pound of his own flesh as collateral, to be exacted by Shylock in the event that Antonio's friend Bassanio defaults on the loan to which Antonio is guarantor. The term is used to ask or convey an owner(s) or principals undefined but significant equity stake in an investment vehicle where outside investors are solicited to invest. The theory is that principal's equity contribution