a dime a dozen

adj — 2 senses

a dime a dozen

adj

Etymology With literal origins; now usually in the figuratively extended sense.

1

Australia, US, Idiomatic So common as to be practically or almost worthless.

  • Near-synonyms: not worth a dime; see also Thesaurus:worthless
  • People with your skills are a dime a dozen these days.
2

Used other than figuratively or idiomatically: see a, dime, a, dozen: sold at twelve (12) units per dime (10¢).

Related terms
dime store, five-and-dime, buyer's market

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.