WordNet
relation back
n. (law) the principle that an act done at a later time is deemed by law to have occurred at an earlier time; "his attorney argued for the relation back of the ammended complaint to the time the initial complaint was filed" [syn: relation]
Usage examples of "relation back".
I've got a relation back t' Michigan who's ben hot an' cold on the idea o' comin' West f'r some time.