みそくそ

Also written ミソクソ, 味噌糞

Meanings

1. な-adjective severely (criticize, run down, etc.); terribly; harshly; scathingly See also: くそみそ.
2. unable to differentiate the good from the bad; (valuable and worthless things) treated the same See also: くそみそ.

Jinuma: Japanese Dictionary · Word lists