1 definition by Timellini

oma pullo mukaan, i.e. bring your own booze.

A Finnish expression that is used in an invitation. If service is limited to beer, cider and non-alcoholic beverages, the invitation may encourage people to bring their own alcoholic drinks with them.
Welcome to my house warming party on Saturday. OPM!
by Timellini May 26, 2008
Get the OPM mug.