goingtotheloo
phraseUK /ˈɡəʊɪŋ tə ðə luː/
US /ˈɡoʊɪŋ tə ðə luː/
Going to the bathroom.
I'll be right back—I'm going to the loo.
OTHER MEANINGS
2. Heading to a specific toilet or restroom location.
She's going to the loo on the second floor.
3. Excusing yourself briefly to use the bathroom.
Excuse me, I'm going to the loo before the movie starts.
4. A casual British way of saying you need a bathroom break.
The kids kept saying they were going to the loo during the trip.