adjective (1)

Definition of straight-up

 (Entry 1 of 2)

1 : erect, upright, perpendicular lilies nodding from tall straight-up stalks
2 : timed exactly : being or ending at precisely the time stated or desired straight-up noon

straight up

adjective (2)

Definition of straight up (Entry 2 of 2)

1 : served without ice : not on the rocks specifically : mixed with ice before being strained a martini straight up

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History and Etymology for straight-up

Adjective (1)

from the phrase straight up, from straight entry 1 + up

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to deny responsibility for

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