Mump is a 4 letter English word. It's valid Scrabble word worth 10 points. It's valid Words with friends word worth 14 points.
You can make 17 anagrams from letters in mump (mmpu).
1580-90; imitative, apparently akin to mum1; compare Dutch mompen to mumble, German mimpfeln to mumble while eating, Icelandic mumpa to take into the mouth,
Messrs. mump and Gump, for instance, have scarcely skimmed the surface possibilities of their brilliant notion.
mumpsimus, mump′si-mus, n. an error to which one clings after it has been thoroughly exposed.
It is noteworthy for its conical hill, locally called the mump, crowned by a ruined church (St Michael's).