The manner in which the fylfot was employed proves that it certainly had a symbolic signification.
Both the Greek fret and the fylfot appear to have been unknown to the Semitic nations as an ornament or as a symbol.
One of the most singular, as well as most ancient, of the many forms and modifications of the cross is the "fylfot."
The gallows from which he is suspended forms a Tau cross, while the figure—from the position of the legs—forms a fylfot cross.
It is, I believe, generally admitted or supposed that the fylfot is of early Aryan origin.
There can be no doubt that the fylfot throughout Eur-Asia had a symbolic significance, which in many places it still retains.
It was long ago remarked that the fylfot is almost exclusively an Aryan symbol.
If the fylfot is a detached intersection of the meander pattern, why did not the Egyptians hit on it?
The conclusion is evident that the fylfot was a symbol before the swarming-off of the Aryan hordes.
The Greek fret or key pattern, with which all are familiar, is a decorative development of the fylfot.
supposedly a native name for the swastika (used as a decorative device), but only attested in a single, damaged c.1500 manuscript, and there it may refer to any sort of device used to fill the bottom (foot) of a design. "[I]t is even possible that it may have been a mere nonce-word" [OED].