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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 ?
Concentrate Grade Control Grade too low * Decrease frothing speed setpoint Grade too high * Increase frothing speed setpoint Frothing Speed Control Frothing speed higher * Decrease airflow or than desired setpoint * Decrease pulp levels or * Decrease frother dosage Frothing speed lower * Decrease airflow or than desired setpoint * Decrease pulp levels or * Decrease frother dosage
He seemed to be frothing at the mouth and she was so concerned about him that she called the police.
Two stainless-steel-lined ThermoBlock heating systems eliminate downtime between brewing and frothing.
Several different types of frothers are available today, but the basic principles remain the same--milk is quickly aerated by either a mesh plunger or a frothing disc in order to create a rich, billowy froth.
The first is to adsorb excess frothing agents resulting in better flotation circuit control.
The first image is a still life representing each entrepreneur's chosen field -- a chrome hubcap, a welder's grinder, a frothing beer bottle -- each etched with the word Slates(R).
With the frothXpress system, frothing and steaming milk for lattes and cappuccinos is completely automatic cup after cup.
Other key developments were the introduction of frothing technology by DuPont in 1961, which allowed for faster cavity filling and lower and more uniform foam densities.
The very last step that required a tiny amount of labor, frothing or steaming the milk, has now been eliminated with the introduction of the Jura-Capresso Impressa Z5, which makes cappuccinos or lattes with one push of a button.
Create a Frothing Kit that contains a battery-powered frother, a coffee mug, a mini bottle of flavoring syrup, and a shaker of cocoa powder or cinnamon for one great price.
Nespresso, global manufacturer of coffee from the Nestle Group has launched the Aeroccino, a stainless steel frothing device.
An automatic frothing and steaming attachment from joint venture Jura-Capresso is now available as an add-on accessory for the branded super-automatics.
Encapsulated gas blend emerges pre-expanded to final bulk density, unlike conventional frothing equipment.
With two frothing options, the dual frother and the automatic froth Xpress Plus System, the waiting time is limited.
The Impressa S9 is the first automatic coffee and espresso center to offer advanced multiple frothing options.