plural of G♯

(mnemonic) An acronym used to remember the color sequence of the visible spectrum: red, orange, yellow, green, blue, indigo, violet.

God, guns and gays, as wedge issues

plural of anti-G straining maneuver

(aviation, space flight) An anti-G technique to increase G-tolerance and reduce G-LOC incidences, that has been described as like straining on the toilet while constipated. The technique has taught in training as visualizing a walnut held between one's buttcheeks, and then trying to crush it.