A cause of action is the entire set of facts that gives rise to an enforceable claim. It consists of every fact which is to be proved to entitle the plaintiff to succeed and give him a right of action. ….. (Haji Nurul Islam Vs. Ashraf Ali, 30 DLR (HCD) (1978) 215)
By cause of action it is meant every fact, which, if traversed, it would be necessary for the plaintiff to prove in order to support his right to a judgment of the court. ….. (Cooke Vs. Gill 1873 LR 8 CP 107, 42 LJCP 98)
A factual situation the existence of which entitles one person to obtain from the court a remedy against another person. ….. (Letang Vs. Cooper (1960) 2 All ER 929)