伏せる

ふせる

to lay (something) face down; to place upside down; to turn over (face down); to point downwards (one's eyes, head, etc.)

Common word Also written 臥せる

Meanings

Ichidan verb, Transitive
to lay (something) face down; to place upside down; to turn over (face down)
to point downwards (one's eyes, head, etc.); to cast down (one's eyes)
Ichidan verb, Transitive, Intransitive
to lay (oneself) face down; to lie face down; to lie flat (on one's stomach); to throw (oneself) to the ground
Ichidan verb, Transitive
to conceal; to hide; to keep secret; to place in hiding (e.g. troops for an ambush)
to bring (someone) down; to kill

All 6 meanings

Ichidan verb, Intransitive
to lie down (and sleep); to go to bed (with an illness)

床ゆかに伏ふせろ！

Get down!
彼かれは床ゆかに身みを伏ふせた。

He laid himself flat on the floor.
このことは伏ふせておいたほうがいい。

You should keep it close.
伏ふせたままでいろ、さもないと撃うたれるぞ。

Keep down, or you'll be shot.
この言葉ことばは、名前なまえは伏ふせておくがある人ひとが言いったものだ。

These words were spoken by someone who shall be nameless.

More examples (4)

ジョンのおばあさんは長ながい間あいだ病やまいに伏ふせていたが、亡なくなった。

John's grandmother passed away after a long illness.
私わたしが彼女かのじょをじっと見みつめ続つづけると、彼女かのじょは完全かんぜんに当惑とうわくして目めを伏ふせた。

I kept gazing at her until she, totally confused, dropped her gaze.
花子は壁かべに顔かおを伏ふせ、数かずを数かぞえ始はじめました。「いーち、にー、さーん、しー、ごー、ろーく、ひーち、はーち、きゅー、じゅ。もういいかい？」「まぁだだよ」「もういいかい？」「もういいよ」それを聞きいて花子は、数かずを数かぞえている間あいだに隠かくれた友達ともだちを、さがし始はじめました。

Hanako turned her head towards the wall and began counting: "O—ne, Two—, Three—, Four—, Five—, Six—, Se—ven, Eight—, Nine—, Ten. Ready?" "Not yet." "Ready now?" "Ready." She then began to look for her friends who had hidden themselves in the meantime.
伏ふせて！

Duck!