R Select search type Slang Dictionary Abbreviations Phrases Search for word Near Search {“hide_search_input”:false,”hide_near_input”:true,”input_size”:””,”bar_flex_wrap”:””,”bar_flex_wrap_md”:””,”bar_flex_wrap_lg”:””,”input_border”:””,”input_border_opacity”:””,”input_rounded_size”:””,”btn_bg”:””,”btn_rounded_size”:””,”btn_rounded_size_md”:””,”btn_rounded_size_lg”:””,”bg”:””,”mt”:””,”mr”:””,”mb”:”5″,”ml”:””,”pt”:””,”pr”:””,”pb”:””,”pl”:””,”border”:””,”rounded”:””,”rounded_size”:””,”rounded_size_md”:””,”rounded_size_lg”:””,”shadow”:””,”css_class”:””} ROLF An abbreviation used to convey that something is so funny it causes intense laughter, often to the point of figuratively rolling on the floor.