noun

1. the head of a hammer, specif. the part with a flat surface for striking
2. any of a family (Sphyrnidae, order Carcharhiniformes) of large, tropical sharks that have a mallet-shaped head with an eye near the center of each end
3. a very large African fruit bat (Hypsignathus monstrosus) with a large horselike head
4. a large, brownish, crested African wading bird (Scopus umbretta) of a family (Scopidae) with only one species