noun
- a ruler or other tool with a perfectly straight edge, used for drawing straight lines or checking if something is straight
adjective
- describing a lifestyle that avoids alcohol, drugs, and sometimes tobacco and promiscuous behavior
Usage: informal; youth culture
Examples
- The architect used a straightedge to draw precise lines on the blueprint.
- She placed the straightedge against the board to check if it was warped.
- The geometry student needed a straightedge and compass for the construction.
- He's been straightedge since high school, never drinking or using drugs.
- The straightedge movement promotes a clean lifestyle free from substances.
- Many straightedge kids wear X's on their hands to show their commitment.