The complete "bottom of the forelock",
without a line or scar, means that the person will receive help from people stronger than him throughout his life. This is especially true before the age of 30 years. ...
That person receives the respect of his superiors and encouragement in his youth (youth).
On the other hand , there is a decrease or presence of a line, empty spot, or scar at the point “bottom forelock”
It means that the person will not get help from others and must work twice as much to get half the work of others, especially in his professional path. He will find it very difficult before the age of 30, and therefore it is unlikely that he will occupy (obtain) an important position at the beginning of life in the hierarchical order Career.