exit poll

Translations
опрос на выходе
The exit poll predicted a win for the incumbent.
Опрос на выходе предсказал победу действующего кандидата.
Definitions
An exit poll is a survey conducted with voters immediately after they have exited the polling stations, aimed at predicting the outcome of an election by asking them whom they voted for.
Words
exit

adjective
выходной
poll

noun
опрос