Where does the term slack jawed come from?
slack-jawed (adj.) 1882, “over-talkative,” from slack-jaw (n.) “impertinent language” (1797), from slack (adj.) + jaw (n.). Meaning “open-mouthed and speechless” from astonishment, stupidity, etc., is from 1905.
What does slack jawed look like?
(of a person) With the mouth in an open position and the jaw hanging loosely, especially as indicating bewilderment or astonishment. (idiomatic, of a person) Unsophisticated or unthinking; dimwitted in appearance. (idiomatic, dated, of a person) Overly talkative; indiscreet.
What is a slack jawed gaze?
adjective. If you say that someone is slack-jawed, you mean that their mouth is hanging open, often because they are surprised. He just gazed at me slack-jawed.
What does Sapience mean?
Definition of sapience : wisdom, sagacity. Synonyms Example Sentences Learn More About sapience.
Why are some people slack jawed?
Slack-jawed humans Humans have wimpy jaw muscles by comparison. This could be down to a single mutation in a gene called MYH16, which encodes a muscle protein. The mutation inactivates the gene, causing our jaw muscles to be made from a different version of the protein. They are consequently much smaller.
What’s another word for slack jawed?
In this page you can discover 4 synonyms, antonyms, idiomatic expressions, and related words for slack-jawed, like: gawp, open-mouthed, wild-eyed and wide-eyed.
What causes slack jaw?
Trismus, commonly called lockjaw, is reduced opening of the jaws (limited jaw range of motion). It may be caused by spasm of the muscles of mastication or a variety of other causes. Temporary trismus occurs much more frequently than permanent trismus.
Why do old men have their mouth open all the time?
But old or young, the most likely cause is chronic mouth breathing, maybe caused by nasal obstruction or weak diaphragm or abdominal muscles. A slouched, head-forward posture can also produce that Neanderthal jaw-drop.
Does mouth breathing lower IQ?
Your mum is right; you shouldn’t worry. The way you breathe has no effect on your IQ.
How do you fix a slack jaw?
- Braces (adjusting your bite through pressure over time in the form of brackets bonded to your teeth and attached to archwires)
- Headgear braces (adjusting your jaw with braces that are supplemented by straps fixed outside of the mouth around your head)
What is the meaning of slack jaw?
Definition of slack jaw : wearisome or impudent talk
What is slack-jawed?
: having the lower jaw dropped especially as indicating amazement or stupidity slack-jawed yokels stood slack-jawed with surprise.
What is your definition of Slack-Jawed Yokel?
2 : lacking intelligence or sophistication … trust me when I say that I am, in fact, a slack-jawed yokel in the Big City who doesn’t understand how things work.
What is the definition of being a slacker?
Definitions include: a person who is a total slacker, or completely lazy. Definitions include: to be lazy. Definitions include: a lazy person. Definitions include: terrible, lousy, respect-less, lazy. Definitions include: a person who is lazy, good for nothing, incompetent, or have little regard for the law.