1. draws a line under (text) to emphasize it
2. emphasizes or calls attention to something

1. lines drawn under text for emphasis

Examples

• She underlines important dates in her calendar.
• The teacher underlines key vocabulary words on the board.
• This incident underlines the need for better safety measures.
• The report underlines the importance of early intervention.
• His speech underlines his commitment to education reform.
• The red underlines in the document show the corrections needed.
• Please remove the underlines from this paragraph.