up to

preposition

1

—used as a function word to indicate extension as far as a specified place

sank up to his knees in the mud

2

—used as a function word to indicate a limit or boundary

up to 50,000 copies a month

worked up to the last minute

Word History

First Known Use

13th century, in the meaning defined at sense 1

Kids Definition

up to

preposition

1

: as far as a named part or place

sank up to my hips

2

: in accordance with

the game was not up to our standards

3

a

: to the limit of

come in sizes up to 10

b

: as many or as much as

carry up to 10 tons

4

: until entry 1, till

from dawn up to dusk