intransitive verb
1.
a. : to proceed or move to or as if to a higher place
the elevator went up to the fourth floor
go up in a plane for the first time
b. : to lead to or as if to a higher place
a road goes up to the mountain lodge
2. : to become audible : come to be heard
the roar that went up: I thought we'd burst the ribs of the roof — Gerard Perry
3. — used interjectionally especially to express derision
some small boys came out of the city and jeered at him, saying, “ Go up, you baldhead” — 2 Kings 2:23 (Revised Standard Version)
4.
a. : to come to ruin ; specifically : to become bankrupt
b. : to become destroyed
caused his mansion to go up in flames — F.W.Saunders
5. Britain
a. : to enter a university
b. : to become a candidate
6.
a. : to undergo construction
new schools go up all the time — John Blofeld
b. : to come to be posted or put up
placards declaring martial law were going up — J.P.O'Donnell
7. : to undergo an increase (as in price or number) : rise
medical costs have gone up — Vannevar Bush
world population is going up — Ruth Douglass
8. : to become confused especially with temporary loss of memory
she went up in her lines in the third act and merely giggled — Irving Kolodin