We found 12 dictionaries that define the word knocking up:

General (6 matching dictionaries)

1. knocking up: Merriam-Webster
2. knocking up: Collins English Dictionary
3. knocking up: Vocabulary.com
4. knocking up: Cambridge Advanced Learner's Dictionary
5. knocking up: Wiktionary
6. knocking up: TheFreeDictionary.com

Business (1 matching dictionary)

7. knocking up: Legal dictionary

Computing (1 matching dictionary)

8. knocking up: Encyclopedia

Miscellaneous (1 matching dictionary)

9. knocking up: Idioms

Sports (1 matching dictionary)

10. Knocking up: Croquet

Tech (2 matching dictionaries)

11. Book Binding (No longer online)
12. Urban Conservation Glossary (No longer online)

▸ Words similar to knocking up ▸ Usage examples for knocking up ▸ Idioms related to knocking up ▸ Wikipedia articles (New!) ▸ Words that often appear near knocking up ▸ Rhymes of knocking up ▸ Invented words related to knocking up