Meaning of せんぜん in Japanese

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Definition of せんぜん

せんぜん(senzen) 【戦前】

(n-adv, n-t, adj-no) pre-war days
戦前、ヨーロッパへ行きました。
I went to Europe before the war.

せんぜんは(senzenha) 【戦前派】

ぜんせんぜんぱい(zensenzenpai) 【全戦全敗】

(n) failed at every attempt; defeated in every (match, battle, etc.)
なぜかうまくいかず、目下全戦全敗、「彼女いない歴＝自分の年齢」という寂しい生活を送っていました。
For some reason it didn't go well, shot down at every attempt, and he led a sad "History of no girlfriend = Age" life.