What does グラグラ mean?
グラグラ is a Japanese adverb meaning “wobbling; tottering; shaking; unstably” in English. It can also be translated as “wavering (e.g. over a decision), boiling up, dizzily” depending on context. It is written as グラグラ in katakana, and guragura in romaji. This word is part of JLPT N3 vocabulary.