Related Clues:
- Ref. that includes ROFL as of 2016
- Its 1989 edition weighed about 138 lbs
- Ref. with quarterly online updates
- Online ref. since 2000
- Ref. which added 'starter marriage' and 'starchitect' in 2016
- Shelf-filling bks
- Clickbait site, as of Sep. 2016
- Acronym for a world class dictionary
- Voluminous British lexicological work (abbr.)
- "Clickbait" was added to it in Sep. 2016
- Reference wk. that added 'YOLO' in 2016
- Ref. for wordsmiths
- It added ''YouTuber'' in 2016
- It added ''brr-brr'' in 2016
- 21,728-pg. work that is constantly updated