зброя, що допускає стрільбу однією рукою; пістолет, револьвер
all for one and one for all / one for all and all for one
even-handed approach
two-handed riot baton
fight single-handed
single-handed
single-handed operation
one-way UAV / one-way attack UAV (OWA UAV)
one-shot weapon
single-shot-one-hit weapon
grasp the pistol-grip (of one’s weapon)
nuclear weapon; atomic weapon
weapon-counter-weapon pendulum
commission, to resign one’s commission
complete one's tour
force one's way
hoist / strike one's flag
inch one's way forward
one day’s supply
one-man turret
one-piece
one-piece base
one-time report (on status of equipment etc.)
one-time report
one-up
overstay one's leave
prescribed range (running-time on one fuelling)
push one's way
reverse one's field
strike one's flag
tighten one's hold
wet one's stripes
win one's epaulets