straight

nouns

a heterosexual person; someone having a sexual orientation to persons of the opposite sex
a poker hand with 5 consecutive cards (regardless of suit)
is a type of (narrower)
the 5 cards held in a game of poker
a straight segment of a roadway or racecourse

adjectives

successive (without a break)
"sick for five straight days"
having no deviations
"straight lines"; "straight roads across the desert"; "straight teeth"; "straight shoulders"
is derived from
antonym
is similar to
in a straight line
"pearly teeth evenly aligned"
is similar to
not bent
"looking for an unbent nail"; "trees with straight unbent trunks make the best lumber"
is similar to
not twisted; formerly twisted but now straight
see also
direct in spatial dimensions; proceeding without deviation or interruption; straight and short
"a direct route"; "a direct flight"; "a direct hit"
see also
at right angles to the plane of the horizon or a base line
"a vertical camera angle"; "the monument consists of two vertical pillars supporting a horizontal slab"; "measure the perpendicular height"
is an attribute of
any spatial attributes (especially as defined by outline)
"he could barely make out their shapes"
(of hair) having no waves or curls
"her naturally straight hair hung long and silky"
is derived from
antonym
is similar to
not having been curled
is similar to
not having had a permanent wave
"smooth glossy unpermed hair"
is an attribute of
(of hair) a tendency to curl
erect in posture
"sit straight"; "stood defiantly with unbowed back"
in keeping with the facts
"set the record straight"; "made sure the facts were straight in the report"
is similar to
conforming exactly or almost exactly to fact or to a standard or performing with total accuracy
"an accurate reproduction"; "the accounting was accurate"; "accurate measurements"; "an accurate scale"
characterized by honesty and fairness
"straight dealing"; "a square deal"
is derived from
antonym
no longer coiled
free from curves or angles
"a straight line"
is derived from
antonym
is similar to
not arcuate; having straight horizontal beams or lintels (rather than arches)
is similar to
having no curves
neatly arranged; not disorderly
"the room is straight now"
is similar to
marked by order and cleanliness in appearance or habits
"a tidy person"; "a tidy house"; "a tidy mind"
not homosexual
is derived from
is similar to
sexually attracted to members of the opposite sex
domain usage
a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech
accurately fitted; level
"the window frame isn't quite true"
without evasion or compromise
"a square contradiction"; "he is not being as straightforward as it appears"
is derived from
without water
"took his whiskey neat"
following a correct or logical method
"straight reasoning"
is derived from
is similar to
free from error; especially conforming to fact or truth
"the correct answer"; "the correct version"; "the right answer"; "took the right road"; "the right decision"
rigidly conventional or old-fashioned

adverbs

without deviation
"the path leads directly to the lake"; "went direct to the office"
in a forthright manner; candidly or frankly
"he didn't answer directly"; "told me straight out"; "came out flat for less work and more pay"
in a straight line; in a direct course
"the road runs straight"