Definition

1. Phrasal Verb:
   • To polish or clean something by rubbing: To apply friction to a surface, typically with a cloth or one's hands, to make it clean, smooth, or shiny.
   • To refresh one's knowledge or skill in something: To review or practice something in order to regain proficiency or familiarity.

Usage and Examples

• Polishing or Cleaning:

  • He used a soft cloth to rub up the silver teapot until it shone.
  • Before the guests arrive, please rub up the glasses to remove any water spots.

• Refreshing Knowledge or Skill:

  • I need to rub up on my French before my trip to Paris.
  • She's rubbing up on the company's history before the big interview.

Advanced Usage

• "Rub someone up the wrong way" (Idiom): To irritate or annoy someone, often unintentionally, by one's manner or actions.
  • His arrogant comments really rub me up the wrong way.
  • Be careful with your jokes; you don't want to rub the new manager up the wrong way.

Variants and Related Words

• Rub-up (Noun): An act of polishing or cleaning. Also, a session of reviewing or practicing.
  • I gave the car a quick rub-up before the show.
  • I had a quick rub-up on the key formulas before the exam.

Synonyms

• Polish: To make something smooth and shiny by rubbing.
• Brush up (on): To refresh one's knowledge or skill (specifically for the knowledge-related meaning).

Related Phrasal Verbs

• Rub down: To dry, clean, or massage someone or something by rubbing.
  • The trainer rubbed down the athlete after the race.
• Rub off (on): (Of a quality, characteristic, or attitude) to be transferred to someone through close association.
  • Her enthusiasm for reading rubbed off on her younger brother.

Related Idioms

• Rub shoulders with: To meet and spend time with famous or important people.
  • In his job, he gets to rub shoulders with celebrities.
• Rub salt into the wound: To make a difficult situation even worse for someone.
  • Losing the game was bad enough, but their teasing just rubbed salt into the wound.

Noun

1. a review that refreshes your memory
   • I need a rub up on my Latin