If someone gives us the penknife, it means we will be victims of a deception. If we deliver it, it portends a break.
Dream dictionary: Penknife dream meanings
Inconstancy and conjugal infidelity.
The knife in dreams is used as the tool to hurt the others. That is why it is almost never a good omen. You feel you need to protect yourself or you wish to do the harm to others. The penknife indicates the legal troubles the dreamer will face, but only it is opened, it is closed, he will do well. The rusty knife signifies marriage problems and the sharp one very personal ones. The knife that is not sharp and is dirty, indicates the hard work the dreamer will have.
…To dream of writing with a steel pen, is a sign you will get yourself into a bad scrape, by tattling about your friends and neighbours. If the pen be gold, it foreshadows good news, and success in business and love affairs. To dream you are making a quill pen, is a sign you have many enemies, but that you will triumph over them, and be successful in all you undertake. But this dream does not amount to much, as it is only a “set-off” to dreaming of a penknife, which is a bad omen. Lucky lottery dream numbers – 28, 6….