Getting into a law-suit.
Dream dictionary: Suit dream meanings
…and protected from losses. If the coat of mail is understood to mean a friend in the dream, then it will represent a gracious friend and a good helper when one needs him. A coat of mail also represents one’s son who is strong and capable, who suffices himself and helps his father. Wearing a coat of mail in a dream is a blessing and a favor one receives from a third party who will support him and defend him under all circumstances. Wearing one in a dream means protection for one’s wife, properties and interests. If a woman sees herself wearing a coat of mail in a dream, it means a husband and protection. It also could mean a supporting brother, a compassionate son, money, clothing or strong supporters. Wearing a suit of mail in a dream also means having a strong son, or it could mean travels….
When we dream of such dogs as belong to us, it signifies fidelity, courage and affection; but if we dream of those which belong to strangers, it means infamous enemies. To dream that a dog barks and tears our garments, betokens some enemy of mean condition slanders us, or endeavours to deprive us of our livelihood. To play with a dog, denotes you will suffer for former extravagance; to hunt with one, hope; one running, loss of a law-suit; to hear one howling, great danger; to lose one, want of success; one frisking about, loss of a friend; two fighting, a warning to beware of false friends.