expression, i-adjective
overgeneralizing; overly broad; sweeping
Used for statements, assumptions, or categories that are too broad and ignore important differences. Often carries a critical tone.
「若者はみんなスマホばかり見ている」というのは主語が大きい意見だ。
Saying 'young people are always on their phones' is an overgeneralization.
その主張は主語が大きすぎて、説得力がない。
That claim is too sweeping and lacks persuasiveness.