See Also: pinning(dictionary)
Three-Pinning - Skiing(gambling)
Pinning the strike(finance)

pinning (iou)



pinning noun. LME.
[from PIN verb + -ING1.]
The action of PIN verb. LME.
a. In pl. Small stones used for filling the joints or interstices of masonry. Now rare. L16.
b. A pin or peg, used for fastening masonry. Now rare. M17.
An informal type of engagement or a pledge of affection between two young people, marked by an exchange of fraternity or sorority pins; the exchange of such pins. US colloq. M20.