Initialism of snout to vent length: a measurement of size taken from the tip of an animal’s nose to the opening of the cloaca at the tail base.

plural of climate strike

(British) A grade of pencil with lead that makes lighter marks than a pencil grade 4H but darker marks than a pencil of grade 6H; a pencil with very hard lead. / A pencil of the grade 5H.

(poetic, nonce word) Prepared in Hell.