1. past tense and past participle of dogfight; engaged in close aerial combat between fighter aircraft
Usage: military/aviation context; transitive or intransitive
2. past tense and past participle of dogfight; engaged in a fierce, close-range struggle or competition
Usage: figurative; informal

Examples

• The two fighter pilots dogfought over the contested airspace.
• During World War II, many aerial dogfights were documented in military records.
• The candidates dogfought throughout the debate, each trying to gain the upper hand.
• The teams dogfought for control of the ball in the final minutes of the game.
• He dogfought his way through the crowded marketplace to reach the exit.
• The companies dogfought for market dominance in the tech industry.