A trooper (abbreviated Tpr.) is a cavalry soldier of private rank, member of a troop. This rank is used in British and Canadian armoured branches of service. Italian cavalry officers practice their horsemanship in 1904 outside Rome. ... A Norwegian soldier (a Corporal, armed with an MP-5) A soldier is a person who has enlisted with, or has been conscripted into, the armed forces of a sovereign country and has undergone training and received equipment to defend that country or its interests. ... A troop is a military unit, which can have different meanings depending on the country in which it is used. ... Alternative meanings: vehicle armour, Armor (novel) A hoplite wearing a helmet, a breastplate and greaves (and nothing else). ...

The rank of Trooper is not to be confused with trouper, a member of an acting troupe. Acting is the work of an actor, a person in theatre, film, or any other storytelling medium who tells the story by portraying a character and, usually, speaking or singing the written text or play. ...