老二 lǎo'èr penis Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: penis All meanings 2 lǎo'èr 2 penis 1second child 1 1 sentence for 老二 (lǎo'èr — penis) 他被踢中了老二,疼得倒在地上。 tā bèi tī zhòng le lǎo'èr, téng de dǎo zài dìshang. He was kicked in the groin and fell to the ground in pain. Source: Dong Chinese Dictionary