What Does Dreaming of a Tick Mean?
Traditional Interpretation
In traditional dream interpretation, especially in the tradition of Ibn Sirin and al-Nabulsi, the tick that fastens onto blood and feeds can point to a harmful person who quietly takes a share of one's labor, wealth, or peace, to a gossip, or to an exploitative circle. A tick attached to the body may be interpreted as the herald of a trouble growing from within, of a distress that looks small yet wears one down, or of a greedy person nearby.
Psychological View
In modern psychology, the tick can point to relationships that drain your energy and emotional resources unnoticed, to small anxieties that grow because they go unresolved, or to a guilt or worry "gnawing at you from within." This dream can be an unconscious reflection of the need to review the bonds in your life that "take but never give," and to set boundaries.
By Context
A Tick Biting / Fastening onto Blood
A tick biting you or drawing your blood can indicate that someone in your close circle is unfairly profiting from your labor or means; it may point to a quiet, ongoing material or emotional wearing-down.
Seeing Many Ticks
Seeing a great number of ticks can indicate that accumulating small troubles, the gossip surrounding you, or the many responsibilities pulling at you from different directions have begun to overwhelm you.
Removing / Killing a Tick
Pulling a tick off your body or killing it can indicate being freed of a person who exploits you, of a harmful habit, or of a burden long carried, and finding peace; in the traditional reading it is considered auspicious.
For Single or Married People
For a single person, the tick can be a warning against a self-interested relationship with no good intent; for a married person, it may mean a jealousy quietly eroding the family's peace, someone coming between the spouses, or a matter whose resolution has been delayed.