noun, noun which may take the genitive case particle 'no'
lowest level; minimum level
Used for the bottommost rank, grade, or standard in a scale, often with a negative connotation of being extremely poor or inadequate.
彼の日本語は最低レベルだ。
His Japanese is at the lowest level.
この製品の品質は最低レベルと言わざるを得ない。
I have to say the quality of this product is at the lowest level.