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Entry

もりもり

morimori

This word describes doing something with great physical vitality, such as eating heartily with a big appetite, working energetically, or having bulging muscles.

Meaning

Quick Meaning

Morimori conveys a sense of robust physical energy and vitality. It is most frequently used to describe someone eating a large amount of food with a healthy appetite, tackling tasks with intense motivation, or showing off large, well-developed muscles. It can also describe courage or energy continuously welling up from within.

  • eating heartily
  • working energetically
  • bulging muscles
  • welling up

Sense Map

Eating Heartily

Eating large amounts of food with a very healthy, robust appetite.

もりもり食べる。

Working Energetically

Carrying out a task or activity with intense enthusiasm, vigor, and physical energy.

もりもり働く。

Bulging Muscles

Muscles that are visibly large, prominent, and highly developed.

筋肉がモリモリだ。

Welling Up of Strength

A state where physical strength, courage, or motivation continuously grows and overflows.

力がもりもり湧く。

Usage Note

How to Use

  • もりもり + verb

    Used directly before an action verb (like eating or working) to show that the action is done vigorously.

  • もりもりと + verb

    Functions similarly to the pattern above, but the particle 'to' adds a slightly more emphatic adverbial feel.

  • モリモリだ

    Used at the end of a sentence to describe a physical state, most commonly referring to bulging muscles.

  • モリモリの + noun

    Used to modify a noun that has large volume or looks visibly muscular.

How to Use

Common Phrases

もりもり食べる

To eat heartily

もりもり働く

To work energetically

筋肉モリモリ

Bulging muscles

力がもりもり湧く

Strength welling up

Nuance

Context Nuance

Common ContextsNuanceUsage Note
Eating mealspositiveShows a healthy appetite and vitality, often used to praise someone's eating habits.
Physical appearanceneutralSpecifically describes large, bulging muscles. In this context, it is frequently written in katakana (モリモリ).

Similar Words

Comparison Table

Similar WordsWhen to UseNot the Same asMini Example

ばりばり

ばりばり / nearby

When working very quickly, productively, and without stopping.Focuses on the speed and efficiency of the output rather than the overflowing physical energy seen in morimori.バリバリ働く。

ぱくぱく

ぱくぱく / nearby

When eating by opening and closing the mouth quickly and repeatedly.Focuses on the rapid, light movement of the mouth rather than the hearty volume and vigorous appetite.ぱくぱく食べる。

Usage Note

Common Mistakes

Using this word to describe eating delicately, elegantly, or in small portions.

Use it specifically for eating heartily, vigorously, and usually in large, satisfying amounts.

Assuming this word applies to mental tasks, quiet intelligence, or delicate brainwork.

It consistently focuses on physical energy, bodily vitality, or a visibly intense level of enthusiasm.

Examples

Examples

食欲旺盛で、毎日ご飯をもりもり食べる。

しょくよくおうせいで、まいにちごはんをもりもりたべる。

Having a healthy appetite, they eat rice heartily every day.

LiteralShows a very healthy appetite and an energetic way of eating.

Source: Internal

彼はジムに通って、筋肉がモリモリになった。

かれはじむにかよって、きんにくがモリモリになった。

He went to the gym and his muscles became visibly bulging.

VisualDescribes the physical change of muscles becoming large and prominent.

Source: Internal

応援の言葉を聞いて、勇気がもりもり湧いてきた。

おうえんのことばをきいて、ゆうきがもりもりわいてきた。

Hearing the words of support, courage welled up strongly within me.

FigurativeUsed figuratively for emotion or courage continuously increasing.

Source: Internal

新しいプロジェクトに向けて、もりもり働いている。

あたらしいぷろじぇくとにむけて、もりもりはたらいている。

Heading into the new project, they are working energetically.

LiteralShows high enthusiasm and motivation while performing a task.

Source: Internal

成長期の子供たちは、野菜もお肉ももりもり食べる。

せいちょうきのこどもたちは、やさいもおにくももりもりたべる。

Growing children eat both vegetables and meat very heartily.

LiteralIllustrates youthful vitality and the ability to consume large amounts of food.

Source: Internal

Similar Words

Questions

Can I use morimori for studying or desk work?

Yes, if you want to emphasize tackling the work with intense, visible energy and drive. However, it is much more naturally associated with physical tasks.

Is it usually written in hiragana or katakana?

Both are common. Hiragana is often used for eating or working, while katakana is preferred when describing bulging muscles.

Does it only apply to humans?

No, it can also be used for animals when they are eating vigorously with a very strong appetite.

Source Details

Entry ID
1012700
Source
JMdict_english
Revision
-
Review notes
No special notes
Active language
English
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