surfing

verb

1. (form-of, gerund, participle, present)present participle and gerund of surf

noun

1. (uncountable, usually)The pastime or sport of riding surf on a surfboard.
2. (Internet, uncountable, usually)The activity of browsing the Internet.

   “To J. M. Duffin, former student and now assistant archivist at the University of Pennsylvania, thanks for courteous surfings of the Internet for missing dates, publishers, and other embarrassing gaps in my text.”