I. ˈspyüm noun
Etymology: Middle English, from Anglo-French, from Latin spuma — more at foam
Date: 14th century
: frothy matter on liquids : foam , scum
ocean spume
• spu·mous ˈspyü-məs adjective
• spumy -mē adjective
II. intransitive verb
( spumed ; spum·ing )
Date: 14th century
: froth , foam