batch adj. 1. Non-interactive. Hackers use this somewhat more loosely than the traditional technical definitions justify; in particular, switches on a normally interactive program that prepare it to receive non-interactive command input are often referred to as batch mode switches. A batch file is a series of instructions written to be handed to an interactive program running in batch mode. 2. Performance of dreary tasks all at one sitting. I finally sat down in batch mode and wrote out checks for all those bills; I guess they'll turn the electricity back on next week... 3.