1. insidious - Adjective
2. insidious - Adjective Satellite
Lying in wait; watching an opportunity to insnare or entrap; deceitful; sly; treacherous; -- said of persons; as, the insidious foe.
Intended to entrap; characterized by treachery and deceit; as, insidious arts.
Source: Webster's dictionaryThe first time we meet another person an insidious little voice in our heads says, "I might wear eyeglasses or be chunky around the hips or a girl, but at least I'm not Gay or Black or a Jew." Meaning: I may be me- but at least I have the good sense not to be YOU. Chuck Palahniuk
I am concerned for the security of our great Nation; not so much because of any threat from without, but because of the insidious forces working from within. Douglas MacArthur
The television, that insidious beast, that Medusa which freezes a billion people to stone every night, staring fixedly, that Siren which called and sang and promised so much and gave, after all, so little. Ray Bradbury
Happiness is a prison, Evey. Happiness is the most insidious prison of all. Alan Moore
We can have the final word on hate, neglect, disease and all the other insidious characters that still script their way into our stories...for now, but not forever. Jennifer Beals
A dog that bites silently. [An insidious tradcuer. He would kill you with an air-gun.]. Italian Proverb