Dictionary.com
Thesaurus.com

layman's terms

American  
[ley-muhnz turmz] / ˈleɪ mənz ˌtɜrmz /
laymen’s terms

plural noun

  1. words or text that are easily understood, as by someone who is not familiar with the jargon of a given profession or field.

    Can you please explain in layman's terms how this economic proposal is going to affect the taxpayers?

    Keep the information simple and in everyday layman's terms.


Etymology

Origin of layman's terms

First recorded in 1895–1900

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

During his presentation, McClellan broke down key film concepts in layman’s terms for the diverse audience who were mostly composed of film lovers and people who were simply interested in the topic.

From Los Angeles Times

Immersing your body in cold water causes a stress response, known as “survival mode” or in layman’s terms, “Get me out!”

From The Wall Street Journal

Or put in layman's terms, a one-in-435 chance.

From BBC

While an academic journal entry might take on more scientific terms and explanations, Neff breaks down the process of his work with ice cores in layman’s terms, rushing through the narration — “drill your ice core borehole,” “load ice in the vacuum chamber,” “melt that ice” — in a matter-of-fact voice for a video that has more than 617,000 views as of this writing.

From Los Angeles Times

Simply put, as Kamya said, it's very technical, and "the people who are very familiar with the technical aspects of AI, they'll use terms they all understand that aren't necessarily easy to digest them and speak about in layman's terms."

From Salon