\ˈbig-ˌəp\
big-upped; big-upping; big-ups

Definition of big-up 

(Entry 1 of 2)

US slang

: to praise (someone or something) But “Thank You,” which big-ups the Lord, and “Greetings From NY,” which features his 12-year-old son, show Badlands focused on religion and home rather than thug life.— Justin Hampton, Spin, March 2006 Then he gets around to big-upping the city's (and, as of two days prior, America's) favorite Democratic son.— Josh Modell, Spin, August 2008 Celebs … big-up her clothes.— Alexandra Phanor, Vibe, June 2002 A natural charmer, Drake … big-ups the kinds of details most men miss: perfectly done hair and heel-and-handbag combos.— Josh Eells, Rolling Stone, 24 June 2010

big up

noun

Definition of big up (Entry 2 of 2)

US slang

: an expression of thanks or praise The love has indeed come in the States, via sheer word of mouth, big ups from artists … and heavy airplay …— Kimberly Chun, San Francisco Chronicle, 3 Feb. 2011 Give kudos where kudos due, and no one will object to big ups being given to you for your part in a joint endeavor.Chicago Daily Herald, 19 Sept. 2010 All season long we've given Smith big ups for erasing such unsavory shot selection from his barren offensive repertoire.— Peter Vecsey, New York Post, 30 Apr. 2010

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First Known Use of big-up

Transitive verb

1943, in the meaning defined above

Noun

1992, in the meaning defined above

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The first known use of big-up was in 1943

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