เจลล้าง(jayn lâang)

cleansing gel; gel used for washing

a gel used for cleaning skin, often used with a following noun to specify the part, e.g., hand gel, face-wash gel

[to] wash [sth] with gel (elliptical, informal)

informal, elliptical verb use meaning to wash with gel, e.g., “I'll gel-wash my hands first”