lavatorial

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++lav·a·to·ri·al /ˌlævəˈtɔːriəl◂/ adjective British English  RUDE/OBSCENElavatorial jokes are about going to the toilet 〔笑话〕与如厕有关的，低级粗俗的

lav·a·to·ri·al adjectiveChineseSyllable  

lavatorial
lav‧a‧to‧ri‧al /ˌlævəˈtɔːriəl◂/ adjective British English
lavatorial jokes are about going to the toilet

lava·tor·ialBrE /ˌlævəˈtɔːriəl/ 🔊NAmE /ˌlævəˈtɔːriəl/ 🔊 adjective (especially BrE) lavatorial humour refers in a rude way to parts of the body, going to the toilet, etc. 粗俗的，下流的（指粗俗地谈论身体部位或上厕所等）