Meaning

2 senses
  1. (idiomatic, not comparable)Utterly mute; lacking the ability to speak.

  2. (not comparable)Extremely stupid.

Examples

1 sentences
  1. Tom is as dumb as a post.

Dictionary text adapted from Wiktionary (Wiktionary contributors, CC BY-SA 4.0) and Open English WordNet / Princeton WordNet (CC BY 4.0, WordNet License); shared under CC BY-SA 4.0. Example sentences and recordings are credited where they appear.

dumb as a post — meaning, examples, forms, synonyms | Krumeto