What does がっちり mean?
がっちり is a Japanese noun meaning “solidly built, tightly” in English. It can also be translated as “tight, shrewd” depending on context. It is written as がっちり in hiragana, and gatchiri in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
彼は背が高く骨組みのがっちりした人だ。
He is a tall and strongly built man.