A line placed underneath a piece of text in order to provide emphasis or to indicate that it should be viewed in italics or (in electronic documents) that it acts as a hyperlink.
The character _.
Passing under a railway line.
To emphasise or stress something
To draw a line underneath something, especially to add emphasis; to underscore
A print taken from such an engraving.
An engraving in wood or woodcut, especially one used in printing predating the Western tradition (14th c.).
To make a print from an engraving in wood.