To dream of being in a vehicle that collides with another vehicle foretells injury to one of the limbs. This applies equally to horse-drawn or motor propelled vehicles, and includes boats of any kind.... The Complete Dream Book
Symbol: At the end of the Great Flood, a dove comes back to Noah with an olive branch.
The olive and the olive branch (and the dove) are symbols of peace.
Vision: Looking at olives: a present conflict is coming to a peaceful conclusion. Eating an olive: a personal or love relationship will collide with “reality” and might end in a separation and/or divorce.
Depth Psychology: While olives may also represent erotic desires, they usually stand for the need for peace, kindness, and love for others. See Oil.... Dreamers Dictionary
Retreat, being overly sensitive, inhibition and lack of contact. This dream symbol appears often when one’s shyness collides with the desire for an energetic lifestyle. Are you facing risks with courage? Or retreating into your shell? This dream symbol is also a challenge to make life a little easier and to follow your own Rhythm. According to Freud, a sexual symbol.
Folklore: Lack of moderation.... Little Giant Encyclopedia