knock-up
1 of 2noun
ˈnäk-ˌəp 
British
: a warm-up or practice session before a game in a racket sport (such as tennis)
knock up
2 of 2verb
knocked up; knocking up; knocks up
transitive verb
1
sometimes vulgar : to make pregnant
2
British : rouse, summon
Synonyms
Verb
- arouse
- awake
- awaken
- rouse
- wake
- waken
See all Synonyms & Antonyms 
Example Sentences
Verb I asked the clerk at the hotel to knock me up at 7:00 a.m.
Word History
First Known Use
Noun
1884, in the meaning defined above
Verb
1592, in the meaning defined at sense 2