{adj. phr.} Perilously near (said of bad things). * /When the sniper's bullet hit the road the journalist exclaimed, "Gosh, that was too close for comfort!"/ Compare: CLOSE CALL, CLOSE SHAVE.
TOO CLOSE FOR COMFORT
Meaning of TOO CLOSE FOR COMFORT in English
Slang English vocab. Английский сленговый словарь. 2012