Smarten up
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[pay attention] to what youre doing
[See] [watch your back].
Smarten up meaning & definition 1 of Smarten up.
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to smarten somebody up - to make look [nicer] or [neat] in [appearance]
Smarten up meaning & definition 2 of Smarten up.
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dress and groom with particular care, as for a special occasion
Smarten up meaning & definition 3 of Smarten up.
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To wear smart clothes and look more stylish
Smarten up meaning & definition 4 of Smarten up.
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To make, or to become, less stupid or naive
Smarten up meaning & definition 5 of Smarten up.
