|1.||[ noun ] (linguistics,writing) a line of text serving to indicate what the passage below it is about|
"the heading seemed to have little to do with the text"
|Related terms:||line title headline rubric running_head crossheading subheading lemma head|
|2.||[ noun ] (transportation) the direction or path along which something moves or along which it lies|
|Related terms:||direction tack steer|
|3.||[ noun ] (mining) a horizontal (or nearly horizontal) passageway in a mine|
"they dug a drift parallel with the vein"
|Related terms:||passageway mining|