Definitions
1.NounA launch or ascent into the air or into flight, such as of an aircraft, rocket, bird, high-jumper etc."The flight was smooth, but the takeoff was a little rough.; That high-jumper's takeoff needs some work.; The mute swan, being one of the world's heaviest flying birds, can have a laborious takeoff."
2.NounA parody or lampoon of someone or something."Weird Al's song "Lasagna" is a takeoff on the popular song "La Bamba"."
3.NounA quantification, especially of building materials."I'll give you an estimate after I do the quantity takeoffs for the trusses and structural steel."
4.NounThe removal of sheets from the press.
5.NounThe spot from which one takes off; specifically, the place from which a jumper rises in leaping.
6.NounThe initial movement a surfer makes to start riding a wave.