Answer: staysup

AnswerCrossword Clue
STAYSUP

Watches a late movie, say

STAYSUP

Bypasses one's bedtime

STAYSUP

Ignores one's bedtime

STAYSUP
Delays one's retirement?
STAYSUP
Burns the midnight oil.
STAYSUPWatches the late show.
STAYSUPBypasses bedtime
STAYSUPDoesn't go to bed
STAYSUPCatches the late show
STAYSUPWatches the late show, say
STAYSUPWaits for Santa's arrival
STAYSUPDoesn't retire