not accepted or approved by a person in authority Unofficial reports say that four people died in the explosion.
—ANTONYM official
un • of • fi • cial • ly / |Ans ' fifsli / adverb
un • pack / |An ' prek / verb ( un - packs,un - pack ing ,un - packed )
to take all the things out of a bag, box, etc. Have you unpacked your suitcase?
We arrived at the hotel, unpacked, and then went to the beach. —ANTONYM pack
un • paid / | An peid / adjective
not yet paid unpaid bills
un .pleas .ant © / An pleznt / adjective
not pleasant; not nice
There was an unpleasant smell of bad fish.
—ANTONYM pleasant
► un • pleas • ant • ly / An' plezntli / adverb It was unpleasantly hot in that room. —ANTONYM pleasantly
un • plug / |An ' plAg / verb ( un - plugs , un - plug ging , un plugged )
to take out a piece of electrical equipment (called a plug ) from the electricity supply Can you unplug the TV, please?
—ANTONYM plug something in
un • pop • u • lar / |An ' papyslsr / adjective
not liked by many people; not popular He's unpopular at work because he's lazy.
—ANTONYM popular
un • pre • dict • a • ble |awL / |Anpri 'diktsbi /
adjective
If something is unpredictable , you cannot say how it will change in the future
The weather is very unpredictable at this time of year. —ANTONYM predictable
un • pro • fes • sion • al / |Anprs 'fejsnl /
adjective
not behaving in way that is appropriate for a person in a particular job
Criticizing her client like that was really unprofessional. —ANTONYM professional
un • qual • i • fied / An' kwalsfaid / adjective
not having the knowledge or training to do something She is totally unqualified for this job.
—ANTONYM qualified
un • rea • son • a • ble / An'rizn-sbl /
adjective
expecting too much
an unreasonable request —ANTONYM reasonable
un •re • li •a • ble |awL / |Anri laisbl /
adjective
If something or someone is unreliable , you cannot trust it or them
Don't lend her any money — she's very unreliable. an unreliable car —ANTONYM reliable
un • rest / |An' rest / noun [ noncount ]
a situation in which people are angry or unhappy, and are likely to protest or fight
There has been a lot of political unrest since the last election.
un • ru • ly / An ' ruli / adjective
difficult to control an unruly crowd
un • safe / An seif / adjective
dangerous; not safe
Don't climb on that wall — it's unsafe.
—ANTONYM safe
un • sat • is • fac • to • ry / ,Ansretas ' frektari / adjective
not good enough; not acceptable
Your work is unsatisfactory. Please do it again.
—ANTONYM satisfactory
un • screw / ,лп ' skru / verb ( un - screws , un - screw ing , un - screwed )
to open or remove something by turning it Could you unscrew the top of this jar for me?
un • skilled / iAn skild / adjective
not having or needing special skills or training unskilled workers unskilled jobs
—ANTONYM skilled
un • sta • bleaw / ,лп' steibl / e
Something that is unstable may fall, move, or change This bridge is unstable. an unstable government
