- 1[countable, uncountable] time, knowledge, ideas, etc. that you put into work, a project, etc. in order to make it succeed; the act of putting something in input (into/to something) Her specialist input to the discussions has been very useful. Barley is one of the main inputs to the process of distillation. I'd appreciate your input on this. input (of something) There has been a big input of resources into the project from industry. Growing anything in this soil will require heavy inputs of nutrients.
- 2[uncountable] (computing) the act of putting information into a computer; the information that you put in data input This program accepts input from most word processors.
- 3[countable] (technology) a place or means for electricity, data, etc. to enter a machine or system an input lead Where is the audio input on the computer? compare output
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