know to your cost

Meaning

1. Oxford100% of films

   to know sth because of sth unpleasant that has happened to you

   Don't underestimate them, I've learned that to my cost.

In the movies · 1

• Don't underestimate them, I've learned that to my cost.The Message1976

From the same entry

• at all cost
• at any cost
• at cost
• count the cost
• cost dear
• it will cost you
• cost an arm and a leg