The story
Probably a back-formation from ticky-tacky (adjective).
Etymology from Wiktionary, CC BY-SA 4.0.
ticky-tack
Today it means: Something of low value; (by extension) something meaningless or insignificant. Full definition →
Today it means: Something of low value; (by extension) something meaningless or insignificant. Full definition →
Probably a back-formation from ticky-tacky (adjective).
Etymology from Wiktionary, CC BY-SA 4.0.