がっつり

がっつり
adverb
fully; heartily; solidly
1. heartily; fully (eating)
To eat a lot or with great appetite, especially heavy, satisfying food.
がっつり()べたい。
I want to eat heartily.
がっつり(けい)のラーメンが()きだ。
I like hearty ramen.
(ひる)にがっつりステーキを()べた。
I had a hearty steak for lunch.
2. solidly; thoroughly; seriously
To do something with full effort or to a great extent.
がっつり(かせ)いだ。
I made a lot of money.
がっつり勉強(べんきょう)した。
I studied seriously.
週末(しゅうまつ)はがっつり(はたら)いた。
I worked hard on the weekend.

がっつり is a casual intensifier meaning to do something fully, heartily, or with gusto. Likely derived from the onomatopoeia がつがつ (eating greedily).

REGISTER:
Informal and colloquial. Popular especially among younger speakers. Not appropriate for formal writing or business contexts.

COMMON PATTERNS:

  • がっつり()べる: to eat heartily
  • がっつり(けい): hearty-style (often describing food)
  • がっつり(かせ)ぐ: to earn a lot
  • がっつり(はたら)く: to work hard

SIMILAR WORDS:

  • しっかり: firmly, properly (neutral register, broader usage)
  • たっぷり: plenty, amply (focuses on quantity)
  • がつがつ: greedily (negative nuance, mostly about eating)