tediously; in a long, drawn-out way — used when something (a talk, argument, etc.) goes on and on without getting to the point.
会議で彼は同じ説明をグダグダ繰り返して、時間を無駄にした。
At the meeting he tediously repeated the same explanation and wasted time.
話がグダグダ長くなって要点が分からなかった。
The talk dragged on and I couldn't make out the main point.
彼女のグダグダした弁解は聞くに堪えなかった。
Her tedious excuses were unbearable to listen to.
lazily; idly; sluggishly — behaving in a lazy, unmotivated, or sloppy manner.
休日は朝からぐだぐだ寝て過ごした。
I spent the holiday lying around sleeping from the morning.
ぐだぐだ文句を言ってないで、早く準備しなさい。
Stop complaining and get ready quickly.
宿題をグダグダやっているから終わらないよ。
If you do your homework sloppily, it won't get finished.
to a mush; beaten or cooked down until pulpy or mushy — often used for cooking when ingredients break down.
ジャガイモをぐたぐたに茹でてマッシュポテトを作った。
I boiled the potatoes until they were mushy and made mashed potatoes.
煮込みすぎて野菜がグダグダになってしまった。
I overcooked it and the vegetables turned to mush.