■ noun
1》 a thin sphere of liquid enclosing air or another gas.
↘an air- or gas-filled spherical cavity in a liquid or a solidified liquid such as glass.
2》 a transparent domed cover or enclosure.
■ verb
1》 (of a liquid) be agitated by rising ~s of air or gas.
2》 ( ~ with ) be filled with (an irrepressible positive feeling).
3》 ( ~ up ) (of a feeling) intensify to the point of being expressed.
Origin
ME: partly imitative, partly an alt. of burble .