Definition of "pachyderm" in Englisch

noun

1. (obsolete, zoology) A member of the obsolete taxonomic order Pachydermata, grouping of thick-skinned, hoofed animals such as the rhinoceros, hippopotamus, elephant and tapir.

2. (informal) An elephant.

3. (figurative) A person with thick skin; someone who is not affected by or does not care what others say about them.

4. (figurative) Someone who is insensitive.