Meaning of どたん in Japanese

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Definition of どたん

ドタン(dotan) · どたん(dotan)

どたんば(dotanba) 【土壇場】

(n) last moment; eleventh hour
これは彼の土壇場だ。
This is his eleventh hour.
platform made of dirt used to perform executions (decapitations) in the Edo period

どたんばたん(dotanbatan) · ドタンバタン(dotanbatan)