3. To work so that foaming occurs from too violent ebullition, which causes water to become mixed with, and be carried along with, the steam that is formed; — said of a steam boiler.

PRIMELY
Prime"ly, adv.

1. At first; primarily. [Obs.] South.

2. In a prime manner; excellently.

PRIMENESS
Prime"ness, n.

1. The quality or state of being first.

2. The quality or state of being prime, or excellent.

PRIMER
Prim"er, n.

Defn: One who, or that which, primes; specifically, an instrument or device for priming; esp., a cap, tube, or water containing percussion powder or other capable for igniting a charge of gunpowder.

PRIMER
Prim"er, a. Etym: [OF. primer, primier, premier, F. premier. See
Premier.]