What's the difference between i.e. and e.g.?
"men's underwear," 1935, from trademark name (dating to 1876) of manufacturer Bradley, Voorhees, and Day.
Underwear, esp long underwear; beeveedees: I opened the door and caught her in her BVDs
[1920s+; fr the 1870s trademark of a brand of long underwear, the initials of the manufacturers Bradley, Voorhees, and Day]