Flack
Flack noun - Artillery designed to shoot upward at airplanes.
Outs
Mutual synonyms
Cite this Source
Outs and Flack. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/flack/outs
Flack & Outs. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/flack/outs>.
Outs or Flack. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/flack/outs.
Google Ngram Viewer shows how "flack" and "outs" have occurred on timeline