Definitions for overissueˈoʊ vərˌɪʃ u; esp. Brit. -ˌɪs yu
Random House Webster's College Dictionary
o•ver•is•sueˈoʊ vərˌɪʃ u; esp. Brit. -ˌɪs yu(n.)
an excessive issue of stocks or bonds, as in excess of needs or authorization.
Origin of overissue:
The act of so overissuing
To issue shares or banknotes to an extent beyond the ability to pay, or in excess of authorization