adjective

pessimistic or gloomy.

the assessment of the UK’s economic prospects is downbeat

pessimistic,gloomy,negative,defeatist,gloom-ridden,cynical,bleak,fatalistic,dark,black,despairing,despondent,depressed,dejected,demoralized,hopeless,melancholy,glum,lugubrious,suspicious,distrustful,doubting,alarmist

noun

an accented beat, usually the first of the bar.