common or garden

/K AA1 M AH0 N AO0 R G AA0 R D AH0 N/
adjective
  1. 1

    (chiefly British) ordinary, standard.

    โ€œIt's just a common-or-garden fridge but it works fine.โ€

Source: https://en.wiktionary.org/wiki/common%20or%20garden, https://en.wiktionary.org/wiki/common-or-garden