(1) (Revolutions Per Minute) With electric and electronics devices, RPM measures the rotational speed of the motor's spindle. Floppy disks rotate at 300 RPM, while hard disks rotate from 3,000 to 15,000 RPM. CD and DVD platters typically rotate in the range of 2,000-5,000 RPM.

(2) (Revenue Per Thousand) The amount of advertising revenue a Web site receives for ads on every one thousand page views that it delivers to the public. RPM includes all the ads on the page whether paid by click-throughs or impressions paid in bulk. See click-through rate and CPM.

(3) (Remote Print Manager) Software from Brooks Internet Software, Inc. (www.brooksnet.com) that prints output from IBM mainframes (zSeries), AS/400s (iSeries) and Unix, Linux and OpenVMS computers on printers connected to Windows machines via the LPD protocol. It turns a Windows PC into an LPD print server and also transforms output previously destined for wide, green and white striped computer paper to page-sized documents. See LPD.