The idiom "a leg up" means to give someone a helping hand or an advantage in a particular situation. It is often used when someone needs assistance to achieve something or to get ahead in life.
For example, if a person is trying to get a job but doesn't have the necessary qualifications, they might ask a friend who works in the same field to give them a leg up by recommending them for the position. Or if a student is struggling in school, a tutor could give them a leg up by providing extra help and support.
The phrase "a leg up" can also be used in a more literal sense, such as when someone needs help getting over a wall or climbing up a steep hill.
Overall, "a leg up" is a useful idiom to express the idea of giving someone a boost or an advantage in a particular situation.
• The company's innovative marketing strategy gave them a leg up on their competitors and helped them dominate the market.
• I gave my little sister a leg up so she could reach the cookie jar on the top shelf.
• The wealthy parents of the applicant were accused of giving their child a leg up in the college admissions process.
• I'm hoping this advanced course in programming will give me a leg up in the job market.
• The government's new program is designed to give young entrepreneurs a leg up in starting their own businesses.
• My friend offered me a leg up by introducing me to her boss, which helped me get my first job.