a dime a dozen

Etymology
As though twelve (a dozen) could be purchased for one dime (10¢).

Adjective

 * 1)  So common as to be practically worthless.

Translations

 * Dutch: dertien in een dozijn
 * Finnish: (mahtua) kolmetoista tusinaan
 * French:
 * German:, , , , hinterhergeworfen,
 * Hindi: कौड़ियों के भाव, मिट्टी के मोल
 * Italian:, a dozzine
 * Kurdish:
 * Northern Kurdish: ne hêja ye pênc qirûşan
 * Russian: как соба́к нере́занных, двена́дцать на дю́жину
 * Spanish:
 * Swedish: gå tretton på dussinet
 * Thai: มากจนเป็นของธรรมดา