chatter

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chatter

the undulating pattern of marks in a machined surface from the vibration of the tool or workpiece

chatter

[′chad·ər]
(electricity)
Prolonged undesirable opening and closing of electric contacts, as on a relay. Also known as contact chatter.
(engineering)
An irregular alternating motion of the parts of a relief valve due to the application of pressure where contact is made between the valve disk and the seat.
(engineering acoustics)
Vibration of a disk-recorder cutting stylus in a direction other than that in which it is driven.

chatter

A type of vibration in a hydraulic pump resulting from the ingestion of air into the system.
References in periodicals archive ?
Both our palmed-off nobility as well as their patrons in Washington, Kabul and an assortment of western capitals, nevertheless, have had so far a heyday in prostrating Pakistan for the US-led armies' war humiliations on their Afghan front simply because the Pakistani establishment has been throughout been too timid and too tardy in nailing the perfidy of Afghanistan occupiers and their toadies and lackeys in our commentariat, chattering classes and media glitterati.
The forum's agenda included discussions on the most pressing issues within the ICT sector in Jordan and the region including the Mena ecosystem, outsourcing, chattering classes, new trends, and social media applications on the Internet.
Big Media and the chattering classes on the left claim that an anti-incumbency fever explains the push back from the American people against many Democrats and some Republicans at the ballot box.
Brown is sometimes criticised by the chattering classes of Middle England for his public image.
I say three cheers to The Sun, because on this occasion the chattering classes and liberal elite have gauged the whole debate wrongly and do not understand the compass of opinion within the nation about Mr Brown and his administration.
The chattering classes are deserting it in droves because it's too pricy and they don't know what it stands for any more (see Focus On p57).
I, of course, recanted within a week but the love affair of the chattering classes as a whole with Musharraf lasted for a long time.
WHILE Liverpool's chattering classes beat themselves up over the city's involvement with slavery, we have another seafaring skeleton in our closet.
Two decades ago, the chattering classes fretted about economic upheaval rising from Japan and the Asian Tigers.
PAUL Gascoigne's tears prompted an English football revolution, forcing it into the dinner-party conversation of the chattering classes and alerting Rupert Murdoch to the need to invest in what had become the hottest property in satellite television's short lifespan.
The chattering classes are masters of turning proximal harms into distant harms--to others.