pay for itself

Meaning

1. to save as much money as it cost

   The rail pass will pay for itself after about two trips.

From the same entry

• the devil to pay
• he who pays the piper calls the tune
• pay court to
• pay dividends
• pay good money for
• pay its way
• pay the penalty
• pay your respects
• pay through the nose
• pay your way
• you pays your money and you takes your choice
• cost an arm and a leg