Talk:foam

be angry

to express great anger (informal) 
Microsoft® Encarta® 2009

But no "fury" meaning is shown for the noun --Backinstadiums (talk) 10:29, 10 September 2019 (UTC)

• Short for foam at the mouth. SemperBlotto (talk) 10:33, 10 September 2019 (UTC)

fire-extinguishing substance

a thick chemical froth used to extinguish flames
Microsoft® Encarta® 2009

--Backinstadiums (talk) 12:41, 13 January 2020 (UTC)