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English 3% exam weight

Idioms and Phrases

Part of the MDCAT study roadmap. English topic eng-4 of English.

By Last updated 3% exam weight

Idioms and Phrases

🟢 Lite — Quick Review (1h–1d)

Rapid summary for last-minute revision before your exam.

An idiom is a fixed expression whose meaning is non-compositional — the sense of the whole cannot be read off the individual words. “Kick the bucket” means to die, not to strike a pail; “spill the beans” means to reveal a secret, not to scatter legumes. Three high-yield pointers for MDCAT English:

  • Fixedness rule: the words of an idiom cannot usually be swapped, pluralised freely, or reordered. “Kick the pail” is not the idiom — the literal-sounding swap breaks recognition in MCQs.
  • Two main question frames: (a) “The idiom X means…” — pick the closest meaning; (b) “Choose the idiom that means Y” — match a paraphrase to an idiom. Both reward paraphrase skill, not vocabulary size.
  • MDCAT weight: roughly 3% of the English section, typically 1–2 items per paper, often paired with a proverb or phrasal-verb option as a distractor.

🟡 Standard — Regular Study (2d–2mo)

Standard content for students with a few days to months.

Definition and Core Property

A phrase becomes an idiom when native speakers assign it a figurative meaning that overrides the literal reading. Linguists call this non-compositionality: kick + the + bucketdie. The figurative sense is stored as a single lexical entry in the mental dictionary, which is why idioms are processed faster when heard than parsed word-by-word.

Anatomy of an MDCAT Idiom Item

Most MCQs test one of four micro-skills:

Item typeWhat is askedSkill tested
Meaning of idiom”Bite the bullet means…”Figurative decoding
Idiom-for-situation”He is reluctant to marry. He has…” → cold feetPragmatic matching
SubstitutionReplace underlined phrase with a suitable idiomParaphrase generation
Error spottingFlag the sentence where an idiom is used literallyRecognition of misuse

Categories You Will See

MDCAT papers recycle a small pool of categories. Memorise at least three examples from each:

  • Body idioms: cold feet (nervous reluctance), heart of gold (kind nature), lend an ear (listen).
  • Animal idioms: let the cat out of the bag (reveal a secret), a dark horse (unknown contender), hold your horses (wait).
  • Colour idioms: caught red-handed (seen in the act), green with envy (very jealous), once in a blue moon (rarely).
  • Weather / time idioms: under the weather (unwell), fair-weather friend (unreliable ally), in hot water (in trouble).

Idiom vs. Proverb vs. Phrasal Verb

A proverb is a complete saying that offers advice or a truth (“A stitch in time saves nine”). A phrasal verb combines a verb with a particle whose meaning is partly predictable (give up = surrender). An idiom is opaque — the particle/words do not predict the meaning. In MCQs, a proverb option (“Don’t count your chickens before they hatch”) often acts as a distractor for an idiom item (“don’t get ahead of yourself”).

🔴 Extended — Deep Study (3mo+)

Comprehensive coverage for students on a longer study timeline.

Why Idioms Trip Up MDCAT Students

Two cognitive traps cause most wrong answers:

  1. Literal decoding. Urdu-speaking test-takers may mentally translate the idiom word-by-word, producing nonsense. Train the substitution test: rewrite the idiom in plain English (“spill the beans”“tell the secret”); if the rewrite makes sense in the original sentence, you have the right idiom.
  2. Near-synonym confusion. Beat around the bush (avoid the point) and hit the nail on the head (state exactly the point) look structurally similar but are antonyms. Group idioms in antonym pairs while revising — the brain encodes contrasts more durably than isolated items.

Common Mistakes in the MCQ Itself

  • Fixedness violation: if the option changes a key word (“kick the pail” for “kick the bucket”), it is the wrong idiom even if it sounds fluent.
  • Register mismatch: choosing a slang idiom (“piece of cake”) for a formal sentence is a stylistic error the examiner will mark wrong.
  • Literal use flag: in error-spotting items, a sentence such as “She literally kicked the bucket in the garden” is flagged because the idiom is being used in its physical sense.

Worked Micro-Example

Item: “Despite having the best qualifications, he has cold feet about accepting the job offer.” The idiom cold feet refers to nervousness or sudden reluctance. The correct paraphrase is “he feels hesitant”, not “his feet are cold”. A common distractor will be “he is overconfident” — reject it because it reverses the emotion.

Practice Prompts

  1. Write a single sentence in which the idiom once in a blue moon is used correctly, and a second sentence in which it is misused literally. Identify the misuse.
  2. List three antonym pairs of idioms (e.g., cold feet ↔ eager beaver) and produce one original sentence per pair.

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