Expo is short for exposition, which means a large event where goods, especially industrial goods, are displayed. It can also refer to a worlds fair or international exposition. In addition, Expo can be an abbreviation for the following:

• Exhibition
• AMD Extended Profiles for Overclocking (EXPO), a standard for computer memory overclocking developed by AMD

Expo can also be a brand name or a proper noun, such as the LG eXpo mobile phone.