sinister
Looking, sounding, or feeling like something bad or dangerous may happen.
Giving the impression that something or someone is evil, dangerous, or likely to cause harm.
Very bad and evil, often planning to hurt people in a secret or serious way.
Evil or morally bad in a deliberate way, often involving secret or serious harm.
Used in heraldry to mean the left side of a shield, as seen by the person who carries it.
In heraldry, on or relating to the left-hand side of a shield from the point of view of the person holding it.
Used in some technical or formal writing to mean the left side of the body or of a picture of the body.
On or relating to the left-hand side of the body, or of a figure or diagram representing it, especially in anatomical or formal descriptions.
- Base: sinister
something sinister is afoot
1a bad secret event is happening
A serious and secret bad thing is starting to happen or is already happening.
- The sudden drop in stock prices made investors feel that something sinister was afoot.
- With all the strange phone calls and visitors, she began to suspect that something sinister was afoot.
- The empty streets and closed shops suggested that something sinister was afoot in the town.