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All mouth (and no trousers)
all mouth and no (action|substance)all mouth (and no trousers)
01
used to describe someone who never puts their word into action
Idiom
InformalWhat is the origin of the idiom "all mouth" and when to use it?
The idiom "all mouth" originated in the early 19th century and is used to describe someone who talks boastfully or confidently about their abilities or intentions but fails to take action or deliver on their promises. The term "mouth" refers to the act of speaking or making verbal claims, while "all" emphasizes the excessive or exaggerated nature of their words. This phrase exists to suggest that the individual lacks substance or fails to back up their words with corresponding actions, often indicating a tendency towards empty bravado.
Example
The politician made grand promises during the campaign, but once elected, he proved to be all mouth and no substance.
In the end they seem to have been all mouth and no trousers.
Despite his claims of being a skilled athlete, he was all mouth and no action when it came to participating in sports.
In the end they seem to have been all mouth and no trousers.
Very few carry out these threats and those that do not, lose some credibility with their children who see them as all mouth and no action.
