1
smart
/ˈsmɑɚt/
adjective
smarter;
smartest
smarter;
smartest
Britannica Dictionary definition of SMART
1
chiefly US
b
:
showing intelligence or good judgment
:
wise
2
informal + disapproving
:
behaving or talking in a rude or impolite way
:
showing a lack of respect for someone
3
:
very popular
:
stylish and fashionable
—
somewhat old-fashioned in U.S. English
4
:
very neat and clean
—
somewhat old-fashioned in U.S. English
-
What a smart [=beautiful, charming] little kitchen you have!
-
He looks smart [=(US) sharp] in his new suit.
5
:
very quick and energetic
6
:
controlled by computers and able to do things that seem intelligent
smart money
—
used to say who or what is expected to win, be successful, etc.
— smartly
adverb
-
She slapped him smartly.
-
He was smartly dressed.
— smartness
noun
[noncount]
2
smart
/ˈsmɑɚt/
verb
smarts;
smarted;
smarting
smarts;
smarted;
smarting
Britannica Dictionary definition of SMART
[no object]
1
:
to feel a sudden sharp pain
2
:
to be upset about something
—
usually used as (be) smarting
smart off
[phrasal verb]
US, informal
:
to say rude and irritating things to someone
3
smart
/ˈsmɑɚt/
adverb
smarter;
smartest
smarter;
smartest
Britannica Dictionary definition of SMART
:
in a smart way
:
smartly
-
He plays smart and the fans appreciate that.
-
I dress smarter than she does.
-
Play it smart during the contract negotiations and you'll get more vacation time.