Native speaker
In Emirati Arabic, “The toilet is straight ahead” is دورات الماي سيدا (dawraat il-maay seeda).
دورات الماي سيدا
The toilet is straight ahead.
It's in the phrasebook under At a restaurant, with 11 more like it.
Source: DLIFLC Emirati Basic Language Survival Kit (2007). Credits and licences