spaghetti strap noun very thin shoulder straps on a woman’s garment; the garment itself US,1972
“Sure,” Maya said, “and those slippery Republican hatchet men’re out there beating the bushes for another smoking bimbo in a spaghetti-strap. Is that any way to win an election?” — Joseph Wambaugh, Finnegan’sWeek, p. 112, 1993