n.
Function: noun
Date: 13th century
1 : an elevated place or region: as a : HILL , KNOLL b : the space overhead : SKY ― usually used with on c : HEAVEN ― usually used with on
2 : a region of high barometric pressure ― called also anticyclone
3 a : a high point or level : HEIGHT <sales reached a new high > b : the transmission gear of a vehicle (as an automobile) giving the highest speed of travel
4 a : an excited, euphoric, or stupefied state produced by or as if by a drug b : a state of elation or high spirits