Unlucky Expressions in English In English, there are many expressions and idioms that are considered unlucky. These phrases are believed to bring bad luck or misfortune to those who say them or hear them. Some of these expressions include: 1. "Break a leg" - This phrase is commonly used to wish someone good luck before a performance or presentation. However, it is believed to have originated from the superstition that wishing someone good luck would actually bring bad luck, so saying the opposite would reverse the effect. 2. "Knock on wood" - When someone says this phrase, they usually tap or knock on a piece of wood to ward off any potential bad luck. The origin of this phrase is unclear, but it may have been a way to awaken the spirits in the wood to protect the speaker. 3. "The Scottish play" - This refers to the play "Macbeth" by William Shakespeare. It is considered unlucky to say the play's name in a theater or backstage, as it is believed to bring bad luck and even accidents to the production. 4. "See a pin and pick it up, all the day you'll have good luck; see a pin and let it lie, bad luck you'll have all day" - This old saying suggests that picking up a pin will bring good luck, while leavi（分析更多 12星座爱情配对大全文章请关注 :米兰星座查询网,WWw.imILan.Cc」ng it on the ground will invite bad luck. While these expressions may seem silly or superstitious, many people still believe in their power to bring good or bad luck. It is important to be mindful of the words we choose and how they may be perceived by others. It never hurts to err on the side of caution and avoid using expressions that may be considered unlucky.