Entry 1 sense Webster, 1913 Mummiform · Mum·mi·form · IPA /ˈmʌmɪfɔɹm/ 01 a. Having some resemblance to a mummy; -- in Zoology, said of the pupae of certain insects. 1. Having some resemblance to a mummy; -- in Zoology, said of the pupae of certain insects.