noun
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Procedure in which two people operate together as a single unit
The buddy system is a procedure in which two individuals, the "buddies", operate together as a single unit so that they are able to monitor and help each other. As per Merriam-Webster, the first known use of the phrase "buddy system" goes back to 1942. Webster goes on to define the buddy system as "an arrangement in which two individuals are paired (as for mutual safety in a hazardous situation).”... Wikipedia
