head-on
adjective
[ ˌhɛdˈɒn ]
• involving the front of a vehicle or vehicles.
• "a head-on collision"
Similar:
direct,
front-to-front,
• directly confrontational.
• "he was trying to avoid a head-on clash"
head-on
adverb
• with the front of a vehicle.
• "they hit a bus head-on"
• with direct confrontation.
• "she's a serious writer who frequently tackles social issues head-on"