full of it: Idiom Meaning and Origin

What does ‘full of it’ mean?

The idiom "full of it" means to be speaking insincerely or to be exaggerating or lying about something.

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The idiom "full of it" is a commonly used phrase in American English. Here are the facts about its meaning and history:

The idiom "full of it" is an informal expression used to describe someone who is talking nonsense or lying. It is a euphemism for saying that someone is full of shit, a more vulgar and explicit phrase with the same meaning. The idiom is often used in informal conversations and is considered to be more colloquial than formal.

According to its meaning, the phrase implies that someone's words or statements are filled with falsehoods or exaggerations. It can be used in various contexts to express skepticism or disbelief. For example, if someone makes an outrageous claim or tells an unbelievable story, you might respond by saying, "Oh, come on, you're full of it!" This suggests that you do not believe what the person is saying and consider it to be untrue or exaggerated.

The exact origin of the idiom is unclear, but it is believed to have been in use since the early 20th century. The phrase is commonly used in spoken English, particularly in casual conversations or when expressing skepticism or disbelief.

Her explanation was a full-on exaggeration, deceitful and lying.

One related idiom is "full of hot air." This phrase is used to describe someone who talks a lot but doesn't say anything of value or substance. It implies that their words are empty and devoid of meaning. It is similar to "full of it" in that it suggests someone is speaking nonsense, but "full of hot air" specifically focuses on the lack of substance in their words.

Another related idiom is "full of oneself." This phrase is used to describe someone who is excessively self-centered or conceited. It implies that they have an inflated sense of their own importance and believe themselves to be superior to others. While "full of it" focuses on someone's dishonesty or nonsense, "full of oneself" emphasizes their arrogance and self-centeredness.

In addition, there is the idiom "make a mountain out of a molehill." This phrase is used to describe someone who exaggerates or overreacts to a minor issue, blowing it out of proportion. It implies that they are making something small or insignificant seem much larger or more important than it actually is. While "full of it" refers to someone who is lying or talking nonsense, "make a mountain out of a molehill" describes someone who is creating unnecessary drama or making a big deal out of something trivial.

The idiom "full of beans" is yet another related phrase. This idiom is used to describe someone who is lively, energetic, or enthusiastic, often with a sense of playful mischief. It implies that the person is full of vitality or high spirits. While "full of it" focuses on someone's dishonesty or nonsense, "full of beans" describes someone who is full of energy and enthusiasm.

It is important to note that the idiom "full of it" is not limited to a specific region or dialect in the United States. It is widely understood and used across different parts of the country. The idiom has also gained some traction in other English-speaking countries, although its usage may not be as widespread or familiar in those contexts.

The idiom "full of it" is a casual expression used to describe someone who is talking nonsense or lying. Its origin remains unclear, but it has been in use for many decades. The phrase is commonly used in spoken English and is familiar to most native speakers in the United States. Despite its informal nature, it is a versatile idiom that can be applied in various situations to convey skepticism or disbelief.

Example usage

Examples of how the idiom "full of it" can be used in a sentence:

  • John always claims to know everything, but he's just full of it.
  • Don't listen to Susan's excuses, she's always full of it.
  • The politician's promises may sound good, but let's face it, he's full of it.

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