Used in the context of general equities. To participate in a block trade that has already transpired, as if that customer had been part of the trade originally; often used by a new party looking to participate in a trade that has just happened.
ON THE PRINT
Meaning of ON THE PRINT in English
Campbell R. Harvey. Hypertextual finance English glossary. Английский словарь гипертекстовых финансов. 2012