《Yùpiān》 pronounces it xun4 (falling tone) with 4th tone. It means that an ox walks slowly.
Also, 《Guǎngyùn》 pronounces it shilun4 (falling tone) with 4th tone, and 《Jíyùn》 pronounces it chàlun2 (rising tone) with 2nd tone, pronounced the same as "chún".
Also, 《Guǎngyùn》 pronounces it xiángzūn1 (level tone) with 1st tone, and 《Jíyùn》 pronounces it sōnglún2 (rising tone) with 2nd tone, pronounced the same as "xún". The meaning is the same. 《Zhèngzìtōng》 states that it is the same as the character "xùn".