Explain the concept of phrasal verbs with sports-related meanings and give examples.

Phrasal verbs are a type of multi-word verb that consists of a main verb combined with one or more particles (prepositions or adverbs). These particles can completely change the meaning of the main verb, creating a new idiomatic expression. In the context of sports, phrasal verbs with sports-related meanings are commonly used to describe actions or situations related to various sports activities. Here are some examples:

1. Warm up: This phrasal verb is used to describe the act of preparing the body for physical activity by doing gentle exercises or stretches. Example: "Before the game, the players need to warm up to prevent injuries."

2. Knock out: In boxing or other combat sports, this phrasal verb means to defeat an opponent by a powerful punch that renders them unconscious. Example: "The boxer knocked out his opponent with a single blow."

3. Step up: This phrasal verb is often used in sports to describe the act of increasing one's effort or performance. Example: "The team needs to step up their game if they want to win the championship."

4. Pull ahead: In racing or competitive sports, this phrasal verb means to move ahead of one's competitors. Example: "The runner pulled ahead in the final lap and won the race."

5. Hang up one's boots: This phrasal verb is commonly used in football (soccer) to describe the act of retiring from professional sports. Example: "After a long and successful career, the legendary player decided to hang up his boots."

6. Back off: In sports, this phrasal verb means to retreat or withdraw from a confrontation or aggressive play. Example: "The defender backed off when he realized he was outmatched by the opponent."

7. Settle for: This phrasal verb is used to describe accepting a less desirable outcome or result. In sports, it can refer to accepting a draw or tie instead of pushing for a win. Example: "The team settled for a draw after a tough match."

8. Hold on: In sports, this phrasal verb means to maintain a lead or advantage until the end of a game or competition. Example: "The team managed to hold on to their one-goal lead until the final whistle."

These are just a few examples of phrasal verbs with sports-related meanings. They demonstrate how the combination of a main verb and a particle can create unique expressions that are commonly used in sports contexts.