Basic Guidelines For English Spellings
READ THESE ARTICLES
1A person who or thing which hastens something.
2military slang A letter requesting a reply to previous correspondence.
3British, Midlands English dialect, historical A metal stand or screen used to reflect the heat of a fire back on to a roasting joint of meat. Compare haster , meat-screen .
Late 16th century; earliest use found in George Pettie (c1548–1589), writer of romances. From hasten + -er.