foam up

Verb

 * 1)  To become foamy, create a foam; to rise with a foamy surface or covered with something resembling foam
 * 2)  To take place, arise, erupt, develop.
 * 3)  To cause to become foamy; to cover with foam.
 * 1)  To take place, arise, erupt, develop.
 * 2)  To cause to become foamy; to cover with foam.
 * 1)  To cause to become foamy; to cover with foam.
 * 1)  To cause to become foamy; to cover with foam.
 * 1)  To cause to become foamy; to cover with foam.