I have never been sick, knock on wood.
knock on wood
idiomTo take a customary action to ward off some misfortune that is believed to be attracted by a presumptuous statement.
Origin
disputed originFrom a folk practice of unclear origin.
The project is going perfectly so far, knock on wood, so we should finish on time.
She mentioned that her car had never broken down during a long trip and, quickly knocking on wood, hoped her luck would hold for the journey ahead.
- 01
don't knock yourself out
Don't overexert yourself (in doing something that does not require much effort).
- 02
give someone wood
To cause someone to have an erection, usually due to sexual arousal.
- 03
knock down a peg
Synonym of take down a notch.
- 04
knock for a loop
To astonish; to stagger or overwhelm; to confuse or disorient.
- 05
knock on heaven's door
To die or be close to death.
- 06
knock oneself out
To go ahead; to do as one pleases; to enjoy oneself; to endeavor very hard at a task.
- 07
knock out
To strike or render unconscious
- 08
knock out of the box
To cause something to be replaced by something else.