RUGBY (of players) form or take their places in a scrum.
Middle English: from Middle Dutch and Middle Low German pak (noun), pakken (verb). The verb appears early in Anglo-Latin and Anglo-Norman French in connection with the wool trade; trade in English wool was chiefly with the Low Countries.
1. to choose, collect, arrange, or manipulate (cards, persons, facts, etc) so as to serve one’s own purposes (pack the jury, pack the deck)
early 16th century (in the sense ‘enter into a private agreement’): probably from the obsolete verb pact ‘enter into an agreement with,’ the final -t being interpreted as an inflection of the past tense.