Meaning of 四つんばい in Japanese

Definition of 四つんばい

よっつんばい(yottsunbai) · よつんばい(yotsunbai) 【四つん這い ·四つんばい】

(n) (crawl) on all fours; on one's hands and feet; falling flat
彼は猫のように四つんばいにはった。
He crept on all fours like a cat.

彼かれは猫のように四つんばいにはった。

He crept on all fours like a cat.

It crawls on all fours as a baby, then learns to walk on two legs, and finally needs a cane in old age.

You can slip through the fence on all fours.