The Full Form of MFEO is Made For Each Other.

Made for Each Other is a 1939 American romantic comedy film directed by John Cromwell, produced by David O. Selznick, and starring Carole Lombard, James Stewart, and Charles Coburn. Lombard and Stewart portray a couple who get married after only knowing each other for one day.

Newlyweds, John and Jane Mason, struggle through their first year a marriage, plagued by money problems, illness and a meddlesome live-in mother-in-law. To top it all off, their baby son is dying of pneumonia, and can only be saved by a serum that must be flown from Salt Lake City to New York, when all flights have been grounded by impassable weather conditions. Through all this turmoil, their love never falters, as they were “Made for Each Other.”