| List of Idioms beginning with M | |
| Make castles in the air | plans or hopes that have very little chances of happening. | 
| Make a bee line for | to go directly towards something. | 
| Make ones bed and lie on it | to be responsible for what you have done and accept the results | 
| Meet ones waterloo | meet ones final end | 
| Monkey around | to waste time here and there | 
| My hands are full | I am busy | 
| Make a dry face | show disappointment | 
| Make a monkey of someone | If you make a monkey of someone, you make them look foolish | 
| Man of his word | A man of his word is a person who does what he says and keeps his Promises | 
| Many moons ago | A very long time ago.TOP | 
| List of Idioms beginning with N | |
| Nobody's fool | one who can take care of himself | 
| not having a leg to stand for | not having proof | 
| Nevernever land | ideal best place. | 
| No love lost between | dislike | 
| Needle in a haystack | If trying to find something is like looking for a needle in a haystack, it means that it is very difficult, if not impossible to find among everything around it | 
| New brush sweeps clean | 'A new brush sweeps clean' means that someone with a new perspective can make great changes. However, the full version is 'a new brush sweeps clean, but an old brush knows the corners', which warns that experience is also a valuable thing | 
| No smoke without fire | This idiom means that when people suspect something, there isNormally a good reason for the suspicion, even if there is no concrete evidence. ('Where's there's smoke, there's fire' is also used.)TOP | 
| List of Idioms beginning with O | |
| Once in a blue moon | very rarely | 
| On the bandwagon | doing something because others are also doing it | 
| Open Pandora's box | to discover more problems | 
| Over the moon | being too happy | 
| On its last legs | in a bad condition and will not last long | 
| Old flames die hard | It's very difficult to forget old things | 
| On pins and needles | If you are on pins and needles, you are very worried about something | 
| On the carpet | When you are called to the bosses office (since supposedly, they are the only ones who have carpet) and its definitely not for a good reason, i.e., you are in trouble, something has not gone according to plan and either maybe you are responsible and/or have some explaining to do | 
| On the hook | If someone is on the hook, they are responsible for something. | 
| Only the wearer knows where the shoe pinches | This means that it's hard to know how much someone else is suffering.TOP |