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1.
745
BMW's highest model of a car, series 7. There was also BMW's series 8 but they stopped producing it.
Just listen to rap songs. every song has at least one 745 in it.
by paul October 05, 2003
 
2.
745
Seventh Series Beamer
catch stunts in my 745
by Jonezy July 22, 2003
 
3.
745
When a hacked DirecTV access card ID (bin) is blacklisted. Means it's time to get a new bin or 3M. Also 744.
I was trying to watch some pr0n and suddenly a 745! Fucking sucks man!
by QuakeGod January 21, 2004