stick-at-nothing \ˈ ̷ ̷ ̷ ̷ˈ ̷ ̷ ̷ ̷\adjective Etymology: from the phrase stick at nothing : that hesitates or scruples at nothing to achieve its purpose : determined, unscrupulous < underhand, stick-at-nothing brute — Joseph Conrad > < stick-at-nothing methods >