informal

if someone can pack a punch, they can hit very hard when they are fighting.

He's a big guy - I should imagine he can pack a fair punch.

• the men in white coats
• the Midas touch
• the middle ground
• the milk of human kindness
• the mind boggles
• the mind boggles.
• the minute
• the minute back is turned
• the minute someone's back is turned
• the minute that
• the missionary position
• the moment of truth
• the more one thing happens the more
• the more one thing happens the more another thing happens
• the more the merrier
• the more the merrier.
• the more the more
• the more the more another thing happens
• the morning after
• the morning after the night before
• the mother from hell
• the mother of all
• the mother of all something
• the mot juste
• the movers and shakers