げろげろthat's gross!, disgusting!

ゲロゲロと嘔吐(おうと)する。

Vomiting disgustingly with a retching sound. {that's gross!, disgusting!}

カエルがゲロゲロ鳴(な)いています。

The frog is croaking. {that's gross!, disgusting!}

田(た)んぼからゲロゲロという鳴(な)き声(ごえ)が聞(き)こえる。

From the rice field, you can hear the ribbit sounds. The provided definitions "that's gross!" and "disgusting!" do not fit in translation of this sentence. {that's gross!, disgusting!}

ゲロゲロ嘔吐(おうと)している夫(おっと)は、昨夜(さくや)飲(の)みすぎたようだ。

My husband, who is disgustingly throwing up, seems to have drunk too much last night. {that's gross!, disgusting!}

全然(ぜんぜん)気持(きも)ち悪(わる)くないのに、なぜかゲロゲロと吐(は)いてしまった。

Despite not feeling sick at all, for some reason, I ended up throwing up. That's gross! {that's gross!, disgusting!}