(US, hunting) To track animal quarry by searching for clues and disturbances in the environment left by the quarry.

plural of sign-off

plural of sign of the horns

A hand gesture in which the index and little finger are extended while the middle and ring fingers are held down with the thumb, having various meanings across cultures, and sometimes signifying cuckoldry or associated with heavy metal music.

(informal) An interpretation sign.

plural of interpretation sign

A public sign at a historical site, nature reserve, etc., that provides information, facts, and figures for the benefit of visitors.

plural of interp sign

A language that uses hands, facial expressions, and other bodily behavior to communicate both concrete and abstract ideas; some signs are based on English words, but ASL syntax and grammar are not based on English. ISO 639-3 code: ase.

(mathematics) the symbol ±, meaning "plus or minus", used to indicate the precision of an approximation (as in "The result is 10 ± 0.3", meaning the result is anywhere in the inclusive range from 9.7 to 10.3), or as a convenient shorthand for a quantity with two possible values of opposing sign and identical magnitude (as in "The roots of the equation x² - 4 = 0 are ±2").