(A). A style of dress, as “His get-up was excellent,” meaning his style of dress exactly suited the part he professed to enact.
To rise from one's bed.
To learn, as “I must get up my Euclid.”
To organise and arrange, as “We will get up a bazaar.”
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894
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