The difference between Knock up and Wake up
When used as verbs, knock up means to put together, fabricate, or assemble, particularly if done hastily or temporarily. see also , whereas wake up means to awaken.
check bellow for the other definitions of Knock up and Wake up
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Knock up as a verb (colloquial):
To put together, fabricate, or assemble, particularly if done hastily or temporarily. See also .
Examples:
"I'll just knock up a quick demo for the sales presentation."
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Knock up as a verb (British):
To awaken (someone) as by knocking at the door; rouse; call; summon; also, to go door-to-door on election day to persuade a candidate's supporters to go to the polling station and vote. See also .
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Knock up as a verb (dated):
To exhaust; wear out; tire out; to fatigue until unable to do more.
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Knock up as a verb (dated, intransitive):
To become exhausted or worn out; to fail of strength; to become wearied, as with labor; to give out.
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Knock up as a verb (slang):
To impregnate, especially out of wedlock. See knocked up.
Examples:
"I guess his summer plans are shot now that he knocked his girlfriend up."
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Knock up as a verb (racket sports, intransitive):
To gently hit the ball back and forth before a tennis match, as practice or warm-up, and to gauge the state of the playing surface, lighting, etc. See knock-up.
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Knock up as a verb (bookbinding):
To make even at the edges, or to shape into book form.
Examples:
"to knock up printed sheets"
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Wake up as a verb (intransitive):
To awaken.
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Wake up as a verb (transitive):
To awaken somebody.
Examples:
"'Wake your brother up; it's time for school."
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Wake up as a verb (intransitive):
To become more aware of a real-life situation; to concentrate on the matter in hand.
Examples:
"Some businesses were slow to wake up to the importance of the Internet."
"That's the third time you've made the same mistake. Wake up!'"