Sell somebody down the river
verb
To betray or disappoint someone, especially by doing something that harms their interest while benefiting your own.
I can't believe you sold me down the river by telling the boss I was late today.

Often appears as...
- sell a friend down the river
- sell a colleague down the river
Usage tips
Disapproving
Idiomatic
verb
To betray or disappoint someone, especially by doing something that harms their interest while benefiting your own.
I can't believe you sold me down the river by telling the boss I was late today.

Often appears as...
- sell a friend down the river
- sell a colleague down the river
Usage tips
Disapproving
Idiomatic
Definition 1 of 1

Historical Origin
Originates from when slaves were betrayed by being sold and sent down the Mississippi River.

Despite its usage, remember 'selling someone down the river' comes from a painful historical context.
Strong Betrayal
It implies a deep and personal betrayal, as it impacts trust significantly.

You really sold me down the river when you exposed my secrets to everyone.
Negative Connotation
This phrase is used negatively and can hurt someone's feelings if used directly.

He felt as though his partner had sold him down the river during the negotiation.
Historical Origin
Originates from when slaves were betrayed by being sold and sent down the Mississippi River.

Despite its usage, remember 'selling someone down the river' comes from a painful historical context.
Strong Betrayal
It implies a deep and personal betrayal, as it impacts trust significantly.

You really sold me down the river when you exposed my secrets to everyone.
Negative Connotation
This phrase is used negatively and can hurt someone's feelings if used directly.

He felt as though his partner had sold him down the river during the negotiation.
Historical Origin
Originates from when slaves were betrayed by being sold and sent down the Mississippi River.

Despite its usage, remember 'selling someone down the river' comes from a painful historical context.
Strong Betrayal
It implies a deep and personal betrayal, as it impacts trust significantly.

You really sold me down the river when you exposed my secrets to everyone.
Negative Connotation
This phrase is used negatively and can hurt someone's feelings if used directly.

He felt as though his partner had sold him down the river during the negotiation.
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