To Fight

1. (intransitive) To contend in physical conflict, either singly or in war, battle etc.
2. (reciprocal) To contend in physical conflict with each other, either singly or in war, battle etc.
3. (intransitive) To strive for something; to campaign or contend for success.
4. (transitive) To conduct or engage in (battle, warfare etc.).
5. (transitive) To engage in combat with; to oppose physically, to contest with.
6. (transitive) To try to overpower; to fiercely counteract.
7. (transitive, archaic) To cause to fight; to manage or manoeuvre in a fight.
8. (intransitive) Of colours or other design elements: to clash; to fail to harmonize.