A person who exhibits an extraordinary ability in one subject (often mathematics) whilst being intellectually disabled in many other domains.
A person considered similarly skillful to the historical ninja, especially in covert or stealthy operation.
A person considered to look like the historical ninja in some way, including (Mongolia, historical slang) amateur private miners.
Synonym of man as a friendly term of address.
A person trained in ninjutsu, especially (historical) one used for espionage, assassination, and other tasks requiring stealth during Japan's shogunate period.
Of or related to ninjas in their various senses.
Synonym of preempt: to supersede and invalidate a response by posting immediately before it.
To act or move like a ninja, particularly with regard to a combination of speed, power, and stealth.
To claim an item through abuse of game mechanics.