rat's-tall

Definition
  1. Noun:
    • Tail of a rat: "rat's-tail" literally refers to the long, thin, hairless tail of a rat.
    • Something resembling a rat's tail: In technical or informal use, "rat's-tail" denotes any object that is long, thin, and tapering, similar in shape to a rat's tail.
    • A type of file: In engineering (kỹ thuật in Vietnamese references), "rat's-tail" is a round, narrow file used for smoothing or shaping small holes or curved surfaces.
Usage Examples
  • Literal meaning:
    • The cat caught the rat by its rat's-tail. (The cat grabbed the rodent by its long, thin tail.)
  • Resemblance:
    • The plant has a flower stalk that looks like a rat's-tail. (The stalk is long, thin, and tapering.)
  • Technical tool:
    • He used a rat's-tail file to enlarge the hole in the metal plate. (He used a round, narrow file for precision work.)
Advanced Usage
  • "rat's-tail file": A common compound term in woodworking and metalworking.
    • The jeweler's rat's-tail file is essential for intricate designs. (The thin, round file is used for detailed shaping.)
Variants and Related Words
  • Rat's-tail (adj): Describing something that is long, thin, and tapering like a rat's tail.
    • The rat's-tail cactus has slender, trailing stems. (The cactus has stems resembling rat tails.)
  • Rat-tailed (adj): A variant form used in compound adjectives.
    • The rat-tailed maggot is a type of insect larva with a long breathing tube. (The larva has a tail-like extension.)
Synonyms
  • Tail-like: resembling a tail in shape.
  • Tapered: gradually narrowing to a point.
  • Round file: a tool with a circular cross-section for filing.
Related Idioms
  • "Rat's tail" (informal): Used in phrases like "to have a rat's tail" meaning to have a long, thin, or messy thing.
    • His hair hung down in a rat's tail after the rain. (His hair was wet and stringy, like a rat's tail.)
Phrasal Verbs
  • None directly associated with "rat's-tail" as a standalone word. However, "rat-tail" can appear in compound verbs like "to rat-tail" (rare, meaning to shape something into a thin, tapering form).
    • The craftsman rat-tailed the end of the wire. (He shaped the wire into a thin, tapered point.)