dun
1 of 4adjective
ˈdən 
1
a
: having a slightly brownish dark gray color : having the color dun (see dun entry 2 sense 2)
b
of a horse : having a grayish-yellow coat with black mane and tail
2
: marked by dullness and drabness
dunness
ˈdən-nəs
noun dun
2 of 4noun (1)
1
: a horse with a grayish-yellow coat and a black mane and tail : a dun horse
2
: a variable color averaging a nearly neutral slightly brownish dark gray
3
: a subadult mayfly
also, fishing : an artificial fly tied to imitate such an insect
dun
3 of 4verb
dunned; dunning
transitive verb
1
: to make persistent demands upon for payment
dunning their members for contributions
2
: plague, pester
dunned by troubles literary and monetary 
Irish Digest
Irish Digestdun
4 of 4noun (2)
1
: someone who makes persistent demands upon people for payment : a person who duns (see dun entry 3)
2
: an urgent request
especially : a demand for payment
Synonyms
Noun (2)
- claim
- demand
- importunity
- requisition
- ultimatum
See all Synonyms & Antonyms 
Word History
Etymology
Adjective and Noun (1)
Middle English, from Old English dunn — more at dusk
Verb
origin unknown
Noun (2)
noun derivative of dun entry 3
First Known Use
Adjective
before the 12th century, in the meaning defined at sense 1a
Noun (1)
15th century, in the meaning defined at sense 1
Verb
circa 1648, in the meaning defined at sense 1
Noun (2)
1628, in the meaning defined at sense 1
Kids Definition
dun
noun
ˈdən
: a slightly brownish dark gray
duns 1 of 2
noun
as in requests
something that someone insists upon having it's probably not a good idea to ignore a creditor's dun for repayment Synonyms & Similar Words
Relevance
- requests
- demands
- ultimatums
- importunities
- ultimata
- requisitions
- requirements
- claims
- wishes
- stipulations
- provisions
- needs
- musts
- desires
- drives
- basics
- wants
- impositions
- essentials
- conditions
duns
2 of 2verb
as in devils
Synonyms & Similar Words
- devils
- galls
- nettles
- dogs
- torments
- troubles
- rasps
- roils
- grates
- worries
- frets
- bugs
- bedevils
- chafes
- hassles
- vexes
- riles
- gnaws
- besets
- aggravates
- piques
- annoys
- plagues
- irks
- peeves
- persecutes
- rankles
- exasperates
- beleaguers
- irritates
- puts out
- besieges
- pesters
- distresses
- gets
- inconveniences
- bothers
- outrages
- maddens
- harasses
- chivvies
- chivies
- obtrudes
- afflicts
- disturbs
- angers
- trespasses
- provokes
- inflames
- infuriates
- butts in
- intrudes (upon)
- enrages
- incenses
- antagonizes
- agitates
- enflames
- encroaches
- perturbs
- invades
- infringes
- cuts in (on)
Antonyms & Near Antonyms
- leaves
- ignores
- forgets
- disregards
- obliges
- pleases
- slights
- delights
- contents
- gratifies
- disarms
- mollifies
- conciliates
- appeases
- placates
- consoles
- satisfies
- comforts
- gladdens
- confabs
- confabular
- confabulate
- confabulated
- confabulates
- confabulating
- confabulation
- confabulations
- confabulator
- confabulators
- confabulatory
- confarreation
- confarreations
- confect
- confected
- confecting
- confection
- confectionaries
- confectionary
- confectioned
- confectioner
- confectioneries
- confectioners
- confectioners' sugar
- confectionery