Slack

== English == === Etymology === As an English and Dutch surname, from the adjective slack. Also as an English surname, from the noun slack (“shallow valley”). Possibly also a Slovene surname Americanized from slak (“bindweed”), from Proto-Slavic *sъvolkъ. The name of the software is an acronym of Searchable Log of All Conversation and Knowledge. === Proper noun === Slack (countable and uncountable, plural Slacks) A surname. A place in England: A hamlet in Ashover parish, North East Derbyshire district, Derbyshire (OS grid ref SK3362). A hamlet in Heptonstall parish, Metropolitan Borough of Calderdale, West Yorkshire (OS grid ref SD9828). A hamlet in the Metropolitan Borough of Kirklees, near Outlane, West Yorkshire (OS grid ref SE0817). (Internet, software) A real-time collaboration app and platform launched in 2013. ==== Statistics ==== According to the 2010 United States Census, Slack is the 2692nd most common surname in the United States, belonging to 13377 individuals. Slack is most common among White (82.95%) and Black/African American (11.62%) individuals. === References === === Anagrams === Lacks, calks, Calks, lacks, kcals