"Unexamined assumptions" refers to beliefs or ideas that we hold without questioning or thinking about them critically. It means accepting something as true or valid without considering if it is actually accurate or reasonable. Full definition
It is easy to dismiss something you have not experienced but that is a position of unexamined assumption and bias that must be exposed for what it is. (businessinsider.com)
During the sessions, questions from Ecuadorian students raised eyebrows, pointing towards unexamined assumptions that international experts take for granted - such as what makes a city «smart». (businessinsider.com)
What I find is another example of how unexamined assumptions operate — this time in theology itself, where I have claimed there is the greatest openness to examining assumptions. (religion-online.org)