[whis.tle-blow.er] n (1970): one who reveals something covert or who informs against another "pledges to protect ~s who fear reprisals --Wall Street Jour." -- whis.tle-blow.ing n
WHISTLE-BLOWER
Meaning of WHISTLE-BLOWER in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012