metrically handicapped
1. To describe someone that has a condition that causes them to be unable to understand SI units of measurement (colloquially referred as "Metric System").
This affliction has been historically endemic in regions of North America, Western Africa and Southeastern Asia.
This affliction has been historically endemic in regions of North America, Western Africa and Southeastern Asia.
When I told her I was 1.7 metres tall she stared at me in shock. Later I found out that sadly she's metrically handicapped.