Noun
WebM (plural WebMs)
(computer graphics, file format) An audiovisual media file format.
Synonym: webm
Google delivered an under-the-radar announcement, stating they will be dropping support for the h.264 codec in favor of their open source WebM codec. Source: Internet
To support our legacy content, we re-encoded and republished all of our old content, creating both MP4 and WebM renditions with different resolutions and bitrates. Source: Internet
When that happens, our Flash player will automatically inherit WebM support. Source: Internet