1.
If you run into problems or difficulties, you unexpectedly begin to experience them.
They agreed to sell last year after they ran into financial problems...
PHRASAL VERB : V P n (not pron)
2.
If you run into someone, you meet them unexpectedly.
He ran into Krettner in the corridor a few minutes later.
= meet, bump into
PHRASAL VERB : V P n
3.
If a vehicle runs into something, it accidentally hits it.
The driver failed to negotiate a bend and ran into a tree.
PHRASAL VERB : V P n
4.
You use run into when indicating that the cost or amount of something is very great.
He said companies should face punitive civil penalties running into millions of pounds.
PHRASAL VERB : V P amount