Definition of at port arms in US English:

at port arms

phrase

Military
  • In the position adopted when given a command to port one's weapon.

    • ‘Charlie slowly walked down the hill, the carbine held at port arms.’
    • ‘The naval soldier moved to stand next to the weapons console, rifle held at port arms.’
    • ‘For example, a soldier standing at port arms will normally have a center of gravity in the middle of the pelvis, roughly behind the navel.’
    • ‘Their faces were concealed by tinted face shields attached to their helmets, and they carried what looked like quarter staffs at port arms.’
    • ‘The column of twelve soldiers marched through in single file with their rifles at port arms.’