uzrečica

1. catchphrase; pet phrase
   Njegova omiljena uzrečica je „nema problema“. — His favourite catchphrase is "no problem".
   Ta uzrečica mu je ostala još iz škole. — He has had that pet phrase since school.
2. saying
   Kako kaže stara uzrečica, bolje ikad nego nikad. — As the old saying goes, better late than never.

Usually means a phrase a particular person keeps repeating; a proverb is more often poslovica.