Definition - What does Fourth Amendment mean?
The Fourth Amendment is the right of American citizens to be protected from unreasonable searches and seizures. This includes searches and seizures of their houses, their possessions, etc. The Fourth Amendment also states that warrants will not be granted without probable cause. These warrants are supposed to be specific in their descriptions of what is to be searched or seized, as opposed to being overly general.
Justipedia explains Fourth Amendment
The Fourth Amendment is basically a check on the power of law enforcement to search or seize whatever they want without any limits. It also includes protection from searches of a person's clothing or body. The founding fathers believed that this was a necessary restriction to put on the power of law enforcement. The Fourth Amendment is one of many amendments in the Constitution that provide American citizens with rights. All American citizens are entitled to the rights afforded to them in the Constitution.