Straight ruler emoji meaning

The straight ruler emoji shows a flat, rectangular tool that is commonly used to measure distances and draw straight lines on flat surfaces like paper. This digital representation of a ruler typically includes markings or gradations, which indicate units of measurement such as inches or centimeters. The emoji symbolizes accuracy, precision, and tasks related to measuring or creating straight edges, making it popular for topics about drawing, design, mathematics, or construction. Its simple design reflects the appearance of a real-life ruler, a staple tool in schools, offices, and workshops.

The straight ruler emoji was approved in Unicode 6.0 and added in Emoji 1.0, see related proposal L2/09026