S 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”:””} SMH An abbreviation used to express disappointment, disbelief, or frustration, often in response to something confusing or frustrating. STFU An abbreviation used to rudely tell someone to stop talking or to express frustration with what they’re saying.