I. ˈpləmp verb
Etymology: Middle English
Date: 14th century
intransitive verb
1. : to drop, sink, or come in contact suddenly or heavily
plump ed down in the chair
2. : to favor or decide in favor of someone or something strongly or emphatically — used with for
transitive verb
1. : to drop, cast, or place suddenly or heavily
2. : to give support and favorable publicity to
II. noun
Date: 15th century
: a sudden plunge, fall, or blow ; also : the sound made by a plump
III. adverb
Date: 1594
1. : with a sudden or heavy drop
2.
a. : straight down
b. : straight ahead
3. : without qualification : directly
plump out of luck
IV. noun
Etymology: Middle English plumpe
Date: 15th century
chiefly dialect : group , flock
a plump of ducks rose at the same time — H. D. Thoreau
V. verb
Etymology: plump (VI)
Date: 1533
transitive verb
: to make plump
intransitive verb
: to become plump
VI. adjective
Etymology: Middle English, dull, blunt, from Middle Dutch plomp
Date: 1569
1. : having a full rounded usually pleasing form
a plump woman
2. : ample , abundant
• plump·ish ˈpləm-pish adjective