だらしない

slovenly (appearance, work, etc.)

N2 #9,676

Meanings

  1. i-adjective slovenly (appearance, work, etc.); sloppy; untidy; undisciplined; careless; loose; slack
  2. weak; feeble; weak-willed; cowardly; gutless

In sentences

彼かれは服装ふくそうがだらしない。 He is untidily dressed. #100245