(aviation, aerodynamics) A change in an aircraft's pitching tendency at transonic speeds, often manifesting as a strong tendency to pitch down into a dive.

(aviation, aerodynamics) To experience Mach tuck.

Third-person singular simple present indicative form of Mach tuck

present participle of Mach tuck

Tucking in only the front of a shirt.

Third-person singular simple present indicative form of tuck up

present participle of tuck up

(transitive, Philippines) To untuck; To remove something from a relatively hidden location or position where it is tucked.