TagOld English

The Meaning of Swarf

Mark in Bostonia, California, works in a machine shop where a sign warned: Beware of coolant and swarf. The word swarf refers to filings or dust created from machine work. Swarf can also function as a verb meaning “to cover with dust or grit...

“To Boot” Origins

Maribel in Montgomery, Alabama, asks about why we say to boot to mean in addition. This kind of boot has nothing to do with the kind you wear on your feet. It’s from Old English bot, meaning advantage or remedy, and is a linguistic relative of...