lamer

/L EY1 M ER0/
adjective
  1. 1

    Unable to walk properly because of a problem with one's feet or legs.

  2. 2

    Moving with pain or difficulty on account of injury, defect or temporary obstruction of a function.

    โ€œa lame leg, arm or muscleโ€

  3. 3

    (by extension) Hobbling; limping; inefficient; imperfect.

  4. 4

    Unconvincing or unbelievable.

    โ€œHe had a really lame excuse for missing the birthday party.โ€

  5. 5

    Failing to be cool, funny, interesting or relevant.

    โ€œHe kept telling these extremely lame jokes all night.โ€

noun
  1. 1

    A person lacking in maturity, social skills, technical competence or intelligence

Source: https://en.wiktionary.org/wiki/lame, https://en.wiktionary.org/wiki/lamer