|1.||[ verb ] maintain a required pace or level|
"He could not keep up and dropped out of the race"
|Related terms:||keep_step compete|
|2.||[ verb ] lengthen or extend in duration or space|
"We sustained the diplomatic negotiations as long as possible" "prolong the treatment of the patient" "keep up the good work"
|Related terms:||continue retain prolongation maintainer|
|3.||[ verb ] keep in perfect or unaltered condition|
"We preserve these archeological findings" "The old lady could not keep up the building"
|Related terms:||keep hold_the_line|
|4.||[ verb ] to keep up and reserve for personal or special use|
|Synonyms:||maintain save preserve conserve|
: "save something in case you hit trouble."
|Related terms:||keep keep record conserve embalm plastinate hold_the_line care conservation|
|5.||[ verb ] keep informed|
"He kept up on his country's foreign policies"
|6.||[ verb ] prevent from going to bed at night|
"The anticipation of the trip kept the children up all night" "I kept myself up all night studying for the exam"
|Related terms:||wake sit_up|