Compounds of 一人

• 一人合点
  (n,vs) rash assumption
  hasty conclusion
• 一人芝居
  (n,vs) one man show
  performing solo
  monodrama
• 一人勝手
  (adj-na) (very) selfish
  self-centered
  self-centred
  without consulting anybody (else)
• 一人乗り
  (n,adj-no) single seater (e.g. boat, aeroplane, airplane)
• 一人切り
  (n,adv) all on one's own
• 一人占め
  (n,vs) monopoly
• 一人相撲
  (exp) (1) fighting (tilting at) windmills
  working oneself up even though there really isn't anything to fight at
  (2) single-person mimicking a wrestling match
• 一人息子
  (n) an only son
  (P)
• 一人天下
  (n) being the sole master of the situation
  reigning supreme
  standing unchallenged
• 一人天下
  (n) being the sole master of the situation
  reigning supreme
  standing unchallenged
• 一人天狗
  (n) self-conceited person
  ego-tripper
  swelled head
• 一人当て
  (exp) per person
• 一人当千
  (n) being a match for a thousand
• 一人当千
  (n) being a match for a thousand
• 一人二役
  (n) double role
  one person playing two roles
  wearing two hats
• 一人舞台
  (n) performing solo (by oneself)
  having the stage to oneself
  being in sole command
  eclipsing (outshining) the others
  field of activity in which one is unrivaled (unrivalled)
• 一人部屋
  (n) single room
• 一人歩き
  (n,vs) walking alone
  walking unaided
  going alone
  standing on one's own
• 一人暮し
  (n) a single life
  a solitary life
  living alone
• 一人遊び
  (exp) playing alone
• 一人立ち
  (n,vs) being independent
  standing on one's own
  becoming independent
• 上御一人
  (n) the emperor
• 第一人者
  (n) leading person
  (P)
• 第一人称
  (n) (ling) first person
• 誰一人も
  (n) (with a negative) no-one
  nobody
• 同一人物
  (n) the very same person
• たった一人
  (n) just one person
  only one
• 一人あたり
  (exp,adv) per person
  per capita
  per head
• 一人っきり
  (n,adv) all on one's own
• 一人っ切り
  (n,adv) all on one's own