Although she was discovered at age 14 she did not pursue modeling as a full-time career until after she completed her education in 2008.[2][6] In 1998, she won a 500-contestant modeling competition in Dallas and signed with Ford Models in New York and Campbell Modeling Agency in Dallas.[3][4] She got 32 call-backs from the contest.[8] As a teenager she appeared in Seventeen, Teen Cosmopolitan, Cosmopolitan, and Teen magazines.[3] She began traveling domestically while still in school.[4] In 2002, she appeared on the MTV show Fashionably Loud.[4] She started modeling regularly in 2005.[9] When one of her early modeling agencies demanded that she have breast reduction surgery, she refused and was dropped from the agency.[8]
The New York Times mentioned her YouTube beauty secret video on using a toothbrush to exfoliate one's lips prior to applying lip gloss in 2007.[10] She debuted for Vera Wang's Spring Show in New York in September 2008.[11] Her September 2008 New York Fashion week runway debut experience, where she also modeled for Nicole Miller,[12] was chronicled in the USA Today.[9] She appeared in shows for a total of eleven fashion designers including an opening performance for Junya Watanabe, which marked her rising stardom.[8] After her shows in New York, she did eight shows in Milan.[12] She has performed in runway shows for Baby Phat, Brioni, Clips, Diesel, D&G, Elie Saab, Junya Watanabe, La Perla, Milly, Vera Wang and many more.[11] According to The Times-Picayune, her September 2008 New York and Milan Fashion week performances led to her classification as a rising star in the modeling industry.[8]
She is featured in the 2009 Spring/Summer Dolce & Gabbana advertising campaign,[13] which was shot by Mario Testino.[2] She has also posed for J.Crew, Ann Taylor Loft, H&M, David's Bridal, Cover Girl eyewear, Fossil, Target, Garnier Fructis, Nine West, Rocawear, Victoria's Secret, The Limited, Sephora, Levi's, and Gap.[4][6][8][12] Meredith shot the 2009 Swimsuit issue at beaches, lagoons, cantinas and nature preserves near Tulum, Mexico on the Mayan Riviera.[12] As of 2014, she is represented by Supreme Management in New York City.[14]