- To make or render black. - To make dark; to darken; to cloud. - To defame; to sully, as reputation; to make infamous;
as, vice blackens the character.
Meaning of 'blacken' (Princeton's WordNet)
1 . blacken
[ v]
Meaning (1): - make or become black
Example in sentence:
The ceiling blackened;
The smoke blackened the ceiling
Meaning (2): - burn slightly and superficially so as to affect color
Example in sentence:
The cook blackened the chicken breast;
The fire charred the ceiling above the mantelpiece;