- toggle (n.)
- 1769, "short pin passed through the eye of a rope," a nautical word of uncertain origin, perhaps a frequentative form of tog "tug." Meaning "a kind of wall fastener" is recorded from 1934. Toggle bolt is from 1794; toggle switch first attested 1938.
- toggle (v.)
- 1836, from toggle (n.). Related: Toggled; toggling.