やじ馬はやめろ。

やじ馬はやめろ。

Don't be a busybody.

やじ馬(うま)はやめろ。

Yajiuma wa yamero.

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

止める (やめる)

to stop (an activity); to cease; to discontinue; to end; to quit; to cancel; to abandon; to give up; to abolish; to abstain; to refrain

Readings: バ、うま、うま-、ま

Meaning: horse