lax

/læks/
adjective
  1. Not strict, careful, or firm; loose or relaxed in discipline or standards.
    • The company had lax safety rules, which led to several accidents.
    • The school's lax security allowed anyone to enter the building.
    • Her parents were too lax about her homework, so she fell behind.
  2. Not tight or firm; loose or slack.
    • He adjusted the lax strap on his backpack.
    • The rope was too lax to hold the load securely.
    • The muscles in her shoulders felt lax after the massage.
Antonyms
noun
  1. Short for lacrosse, a team sport played with a stick and ball.
    • She plays lax for her high school team.
    • Lax practice is every afternoon after school.
    • He bought a new stick for the lax season.