plural of knock-up

(colloquial) To put together, fabricate, or assemble, particularly if done hastily or temporarily. See also knock together.

(slang, sometimes offensive) Pregnant, typically outside of marriage. / (slang, archaic) Exhausted; worn out or used up.

simple past tense and past participle of knock up

Third-person singular simple present indicative form of knock up

present participle of knock up

(sports) A short practice session before a tennis match. / Something constructed shoddily or hastily. / (slang) A pregnancy.