SINCE 1828
flex
verb
\ ˈfleks
\
\
flexed;
flexing;
flexes
Definition of flex
(Entry 1 of 3)
1
: to bend especially repeatedly
2a
: to move muscles so as to cause flexion of (a joint)
b
: to move or tense (a muscle) by contraction
3
: use, demonstrate
flexing her skills as a singer
flex one's muscles
: to demonstrate one's strength
an exaggerated need to flex his political muscles— J. P. Lash
flex
noun (1)Definition of flex (Entry 2 of 3)
chiefly British
: an electric cord
flex
noun (2)Definition of flex (Entry 3 of 3)
: an act or instance of flexing
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From the Editors at Merriam-Webster
Just What’s So Weird About That...
Just What’s So Weird About That ‘Flex'?
When you can’t help but show off.
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More Definitions for flex
flex
verb
English Language Learners Definition of flex
: to bend (a body part)
: to move or tighten (a muscle)
See the full definition for flex in the English Language Learners Dictionary
flex
verb
\ ˈfleks
\
\
flexed;
flexing
Kids Definition of flex
1
: to bend especially again and again
Can you flex your fingers?
2
: to move or tense (a muscle)
flex
transitive verb
\ ˈfleks
\
\
Medical Definition of flex
1
: to bend especially repeatedly
2a
: to move muscles so as to cause flexion of (a joint)
stretching and flexing his knees
b
: to move or tense (a muscle or muscles) by contraction
flexed their biceps
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