helitack n. firefighting that uses helicopters (to deploy firefighters, gear, water, etc.). Also adj. Etymological Note: helicopter + attack (source: Double-Tongued Dictionary)
helitack n.— «The helitack was advised by the regional control centre about the fire being bombed by the Canso. The initial attack crew squeezed into the helicopter and were off within three minutes.» —“Fighting modern-day forest...
wheels up adj.— «But the minute the last leader’s white-topped helicopter took off at the crack of dawn Friday—went “wheels up,” in the parlance of law enforcement officers—coastal Georgians rushed to resume normal summertime...