1

smart

adjective \ ˈsmärt \
Updated on: 15 Nov 2017

Definition of smart

1 :making one smart :causing a sharp stinging
2 :marked by often sharp forceful activity or vigorous strength
  • a smart pull of the starter cord
3 :brisk, spirited
  • a smart pace
4 a :mentally alert :bright
c :shrewd
  • a smart investment
5 a :witty, clever
  • a smart sitcom
b :pert, saucy
  • don't get smart with me
6 a :neat, trim
  • soldiers in smart uniforms
b :stylish or elegant in dress or appearance
c (1) :appealing to sophisticated tastes
(2) :characteristic of or patronized by fashionable society
7 a :being a guided missile
  • a laser-guided smart bomb
b :operating by automation
  • a smart machine tool
c :using a built-in microprocessor for automatic operation, for processing of data, or for achieving greater versatility
  • a smart card
  • By now we're familiar with smart electricity grids, those IT-enhanced networks that generate and distribute power locally…
  • —Robert Visscher

smartly

adverb

smartness

noun

Examples of smart in a Sentence

  1. Poodles are said to be smart dogs.

  2. That was a smart investment.

  3. He gave her a smart answer.

Recent Examples of smart from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'smart.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of smart

Middle English smert causing pain, from Old English smeart; akin to Old English smeortan


2

smart

verb

Definition of smart

intransitive verb
1 :to cause or be the cause or seat of a sharp stinging pain; also :to feel or have such a pain
2 a :to feel or endure distress, remorse, or embarrassment
  • smarting from wounded vanity
  • —W. L. Shirer
b :to pay a heavy or stinging penalty
  • would have to smart for this foolishness

Examples of smart in a Sentence

  1. Her eyes were smarting from the smoke.

  2. the injection only smarted for a moment

Recent Examples of smart from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'smart.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of smart

Middle English smerten, from Old English smeortan; akin to Old High German smerzan to pain


3

smart

noun

Definition of smart

1 :a smarting pain; especially :a stinging local pain
2 :poignant grief or remorse
  • was not the sort to get over smarts
  • —Sir Winston Churchill
3 smarts plural, slang :intelligence, know-how

Examples of smart in a Sentence

  1. the toddler was whining over the smart from the cut

  2. she had the smarts to start college at age 16, but perhaps not the emotional maturity

Recent Examples of smart from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'smart.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of smart

13th century


4

smart

adverb

Definition of smart

:in a smart manner :smartly

Examples of smart in a Sentence

  1. He plays smart and the fans appreciate that.

  2. I dress smarter than she does.

  3. Play it smart during the contract negotiations and you'll get more vacation time.

Recent Examples of smart from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'smart.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of smart

13th century



SMART Defined for English Language Learners

smart

adjective

Definition of smart for English Language Learners

  • : very good at learning or thinking about things

  • : showing intelligence or good judgment

  • : behaving or talking in a rude or impolite way : showing a lack of respect for someone


smart

verb

Definition of smart for English Language Learners

  • : to feel a sudden sharp pain

  • : to be upset about something


smart

adverb

Definition of smart for English Language Learners

  • : in a smart way


SMART Defined for Kids

1

smart

adjective \ ˈsmärt \

Definition of smart for Students

smarter; smartest
1 :quick to learn or do :bright
  • smart students
2 :showing good judgment :wise
  • a smart decision
3 :fresh 8
  • “You tryin’ to be smart with me, boy?”
  • —Phyllis Reynolds Naylor, Shiloh
4 :stylish and fashionable
  • a smart dresser
5 :brisk 1, spirited
  • I was walking at a smart pace.
6 :controlled by computers and able to do things that seem intelligent
  • a smart machine

smartly

adverb

smartness

noun

2

smart

verb

Definition of smart for Students

smarted; smarting
1 :to cause or feel a sharp stinging pain
  • My eyes were smarting from the smoke.
2 :to be upset
  • She's still smarting from the criticism.

3

smart

noun

Definition of smart for Students

:a stinging pain usually in one spot

Medical Dictionary

smart

intransitive verb \ ˈsmärt \

medical Definition of smart

:to cause or be the cause or seat of a sharp poignant pain
  • rapid fatigue with burning and smarting of the conjunctiva
  • —H. G. Armstrong
; also :to feel or have such a pain


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