froth

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froth at the mouth

1. Literally, to produce foam from one's mouth, as due to a disease or other ailment. All of a sudden she collapsed in a fit, convulsing and frothing at the mouth.
2. Figuratively, to be viciously and uncontrollably angry or upset. The protesters had formed outside the courthouse, frothing at the mouth as the alleged murderer made his way up the steps.
See also: froth, mouth

foam at the mouth

1. Literally, to produce foam from one's mouth, as due to a disease or other ailment. All of a sudden she collapsed in a fit, convulsing and foaming at the mouth.
2. Figuratively, to be viciously and uncontrollably angry or upset. The protesters had formed outside the courthouse, foaming at the mouth as the alleged murderer made his way up the steps.
See also: foam, mouth

froth up

1. To form into a foamy lather. How much heat do I need to use to get the milk to froth up?
2. To cause something to form into a foamy lather. In this usage, a noun or pronoun can be used between "froth" and "up." Do you have anything I can use to froth up the milk for my latte?
See also: froth, up

foam at the mouth

 
1. Lit. to create froth or foam around the mouth, as with some diseases. The poor dog was foaming at the mouth and looked quite dangerous. What does it mean when a cow foams at the mouth?
2. Fig. to be extraordinarily angry. She was almost foaming at the mouth when she heard about the cost of the car repairs. Walter was foaming at the mouth with rage.
See also: foam, mouth

froth something up

to whip or aerate something until it is frothy. Froth the milk up before you add it to the sauce. Froth up the milk before you pour it in.
See also: froth, up

froth up

[for something] to build up a froth when whipped, aerated, or boiled. The mixture began to froth up as Dan beat it. The milk frothed up as the steam went through it.
See also: froth, up

foam at the mouth

Be extremely angry, as in She was foaming at the mouth over the judge's ruling. This hyperbolic term uses the verb foam in the sense of "froth at the mouth," a usage generally applied to animals such as horses and dating from about a.d. 950. [1400s]
See also: foam, mouth

foam at the mouth

or

froth at the mouth

1. If someone foams at the mouth or froths at the mouth, they are very angry. Stewart was still foaming at the mouth about the incident when we spoke. The mere mention of `political correctness' is enough to cause journalists to froth at the mouth.
2. If someone foams at the mouth or froths at the mouth, they are very excited about something. The news that the team's top player is up for sale at the end of the season has got Premier League bosses foaming at the mouth in excitement. A new vintage home store has got A-list celebrities frothing at the mouth with excitement. Note: To foam or froth at the mouth literally means to produce a lot of foam or froth in the form of saliva. This is associated especially with having the disease rabies.
See also: foam, mouth

froth (or foam) at the mouth

be very angry.
This phrase stems from the involuntary production of large amounts of saliva from the mouth during a seizure or fit.
See also: froth, mouth

foam at the ˈmouth

(informal) be extremely angry: He stood there foaming at the mouth. I’ve never seen anybody so angry.
If an animal foams at the mouth, it has a mass of small bubbles in and around its mouth, especially because it is very ill or angry.
See also: foam, mouth

froth up

v.
1. To become frothy or foamy: The vinegar quickly frothed up when I added the baking soda.
2. To cause something to become frothy or foamy: The spinning blades of the blender frothed up the juice. You need to stir vigorously in order to froth the sauce up.
See also: froth, up

froth

n. a beer. How about another pitcher of frost, innkeeper?
References in periodicals archive ?
bubbly liquid) and froth phases, and the colloidal interactions between particles and bubbles.
A number of workers have attempted to invoke Wallis' (1969) drift-flux analysis to estimate the hydrodynamic condition of the froth and pulp phases in liquid-gas (i.
A Denver DR floatation machine was used to perform froth floatation.
Froth transport is essential to recover concentrates into launders and froth mobility may be adjusted by chemical additions, the use of paddles and/or booster cones as in the Outokumpu HG technology.
From both economic and technical perspectives, it is always desirable to achieve a holistic improvement in bitumen recovery, froth quality, and tailings settling.
Unfortunately this does not result in an ideal separation due to a number of mechanisms that cause contamination of the froth product.
Scientists can create near-perfect froths by using a syringe to blow uniform bubbles into a soap film.
Buoyancy-driven flows, which are a good example of non-uniform flow mechanisms, are frequently observed in froths when wash liquid is added, producing a large slip velocity between the two phases (Ireland and Jameson, 2007b; Vera et al.
It works on a stovetop and froths milk simultaneously.
Capresso's new "mini-s" 4-Cup Safety Espresso/Cappuccino Machine features a high-tech boiler design that reduces warm-up time to under 2 1/2 minutes, plus a dual frother that can froth milk for cappuccinos or steam it for lattes.
PAC adsorbs the previous collector and removes it from the float circuit allowing for; a cleaner separation of the minerals, higher concentrate grades, improved froth conditions, and a rejection of insolubles to the concentrate by eliminating excessive slimes.
In many cases, a metal's grain structurelooks a lot like a soap froth, and sometimes it behaves like one.
The column froths are relatively wet (higher liquid content) compared to conventional foams.
Traditionally, mechanical flotation design has focused on the pulp zone or residence time, with little emphasis on the mineral's froth phase.