Noun
- 1. standard atmosphere, atmosphere, atm, standard pressure, pressure unit
- usage: a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade
- 2. asynchronous transfer mode, ATM, digital communication, data communication
- usage: a means of digital communications that is capable of very high speeds; suitable for transmission of images or voice or video as well as data; "ATM is used for both LAN and WAN"
- 3. cash machine, cash dispenser, automated teller machine, automatic teller machine, automated teller, automatic teller, ATM, machine
- usage: an unattended machine (outside some banks) that dispenses money when a personal coded card is used
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