We found 20 dictionaries that define the word flexing:

General (13 matching dictionaries)

1. flexing: Merriam-Webster
2. flexing: Collins English Dictionary
3. flexing: Vocabulary.com
4. Flexing, flexing: Wordnik
5. flexing: Cambridge Advanced Learner's Dictionary
6. flexing: Wiktionary
7. Flexing, flexing: Dictionary.com
8. flexing: Cambridge Essential American English Dictionary
9. Flexing (dance), Flexing: Wikipedia, the Free Encyclopedia
10. Flexing: Online Plain Text English Dictionary
11. Flexing: AllWords.com Multi-Lingual Dictionary
12. flexing: TheFreeDictionary.com
13. flexing: FreeDictionary.org

Computing (1 matching dictionary)

14. flexing: Encyclopedia

Medicine (2 matching dictionaries)

15. flexing: Merriam-Webster Medical Dictionary
16. flexing: Medical dictionary

Miscellaneous (1 matching dictionary)

17. flexing: Idioms

Slang (1 matching dictionary)

18. flexing: Urban Dictionary

Sports (1 matching dictionary)

19. Internet Karting Glossary (No longer online)

Tech (1 matching dictionary)

20. National Glass Association Glossary (No longer online)

(Note: See flex as well.)

Definitions from Wiktionary (flexing) ▸ noun:  The action of the verb flex; a bending of something, a tightening of the muscles. ▸ noun:  Synonym of flaunting Similar: flexion, flection, bending, inflection, flexor, plantarflexion, extension, stretching, compliance, motioning, more... Opposite: extending, straightening, unbending Types: bicep curl, tricep extension, leg press, calf raise, shoulder press, bench press, lat pulldown, more... Phrases: muscle flexing, flexing muscles, flexing with your big knots, flexing fingers, flexing muscle, more... Adjectives: muscle, constant, excessive, slight, continuous, tidal, continual, frequent, rapid, mechanical, severe Colors:     gold,     silver,     platinum,     neon green,     electric blue, more... ▸ Words similar to flexing ▸ Usage examples for flexing ▸ Idioms related to flexing ▸ Wikipedia articles (New!) ▸ Popular adjectives describing flexing ▸ Words that often appear near flexing ▸ Rhymes of flexing ▸ Invented words related to flexing