USA HISTORY

Detailed explanation-1: -A score is twenty or approximately twenty.

Detailed explanation-2: -A ‘score’ is a group of 20 (often used in combination with a cardinal number, i.e. fourscore to mean 80), but also often used as an indefinite number (e.g. the newspaper headline “Scores of Typhoon Survivors Flown to Manila").

Detailed explanation-3: -The noun ultimately comes from the Old Norse skor, meaning “notch or tally” or “20.” The verb ultimately comes from the Old Norse skora, meaning “to notch” or “to count by tallies.”

Detailed explanation-4: -Numeral. onescore. (archaic, rare) Twenty (20).

Detailed explanation-5: -being or containing three times twenty; sixty.