bulk up

verb
bulked up; bulking up; bulks up

Definition of bulk up

intransitive verb

: to gain weight especially by becoming more muscular

transitive verb

: to cause to bulk up

Examples of bulk up in a Sentence

she bulked up her hair with one hand as she reached for the shears with the other

Recent Examples on the Web

The Post-a-Nut program is a postal service begun 28 years ago to promote tourism and later expanded to help bulk up business so the tiny post office wouldn’t lose status or staff. San Diego Union-Tribune, "Column: Mail carrier delivers an unusual object to San Diego Opera," 16 Sep. 2019 After slimming down dramatically following Disney's $71.3 billion acquisition of most of the Murdoch family empire, the new Fox Corp. is bulking up. Erik Hayden, The Hollywood Reporter, "Fox Corp. Buys Animation Company Behind 'Bob's Burgers'," 6 Aug. 2019 While sitting out in 2015-16 because of transfer rules, Paschall channeled his frustrations toward keeping his conditioning sharp, bulking up in the weight room and studying the team’s defensive schemes. Mark Medina, The Mercury News, "What Warriors rookie Eric Paschall thinks of the Draymond Green comparisons," 15 July 2019 Travis Jones, for example, has slimmed from (at least) 350 pounds in 2018 to 336 this fall, while Pace has bulked up 15 pounds, Lazarus has added 14 and Paul has packed on 11. Alex Putterman, courant.com, "After difficult freshmen year, UConn sophomores look to prove their progress on D," 25 Aug. 2019 Having turned pro as a 106-pound lightweight at 16, Pacquiao, now 40, has steadily bulked up while winning an unprecedented 12 titles in eight weight divisions. Josh Peter, USA TODAY, "Breakfast of champions: How Manny Pacquiao pigs out before fight with Keith Thurman," 18 July 2019 In addition to the recent bigger deals, companies like Pfizer Inc. and Merck & Co. have been acquiring smaller companies in a race to bulk up their development pipelines. Jared S. Hopkins, WSJ, "Behind Spate of Drug Deals, the Need for Short-Term Growth," 25 June 2019 The second season of Netflix’s new horror anthology from series creator Mike Flanagan and executive producer Trevor Macy continues to bulk up its cast ahead of its premiere. Nick Romano, EW.com, "Everything we know about The Haunting of Bly Manor (so far)," 29 Aug. 2019 Now, more big technology firms are looking to bulk up their manufacturing operations in Vietnam, lifting the ambitions of a nation already well on its way to becoming a powerhouse maker of smartphones and other high-end gadgets. Raymond Zhong, New York Times, "Your Next iPhone Might Be Made in Vietnam. Thank the Trade War.," 30 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bulk up.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of bulk up

1979, in the meaning defined at intransitive sense

Keep scrolling for more

Learn More about bulk up

Statistics for bulk up

Last Updated

15 Oct 2019

Look-up Popularity

Time Traveler for bulk up

The first known use of bulk up was in 1979

See more words from the same year

More from Merriam-Webster on bulk up

Rhyming Dictionary: Words that rhyme with bulk up

Comments on bulk up

What made you want to look up bulk up? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

involving a confidence or trust

Get Word of the Day daily email!

Test Your Vocabulary

Word Puzzles

  • alt 57589b2b4c6a3
  • Which answer pairs best with each of the following words? living, estate, club, music, road, mile
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!