fight tooth and claw/nail

to fight very hard to achieve something.

We fought tooth and nail to retain our share of the business. (often + to do something)

• map out
• map out something
• march to a different drummer
• mare's nest
• mark down
• mark down something
• marked man
• mark my words
• mark my words.
• mark time
• mark up
• mark up something
• marriage made in heaven
• marry beneath station
• marry beneath your station
• Marry in haste, repent at leisure.
• mask slips
• match made in heaven
• match up
• match up against
• match up against someone
• matter in hand
• matter of
• matter of doing something
• matter of life and death