Top Definition
Unique MIDI Routing Number. Indexing method used by the Cinco MIDI Organizer, the only true T-38 SCSI-compatible hardware solution that offers (secure!) Tulley Toggle access to your music library. The UMRN sorts your MIDIs by Name, Date, Kind, and Size.
Dad, can we listen to Camptown Races again?' 'Sure, son, just read me the UMRN.' 'Four, three, zero, one, one, seven, nine, zero, six, three, four, three, six, six, seven, zero, three, zero, colon, one, one, three, nine, nine, three, one, six, zero, zero, four, seven, five, three, zero, one, one, seven, nine, zero, four, four, six ... ' etc.
by jondissed November 18, 2010

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