without a bend, angle, or curve; not curved; direct

a straight path.

exactly vertical or horizontal; in a perfectly vertical or horizontal plane

a straight table.

(of a line) generated by a point moving at a constant velocity with respect to another point.

evenly or uprightly formed or set

straight shoulders.

without circumlocution; frank; candid

straight speaking.

honest, honorable, or upright, as conduct, dealings, methods, or persons.

Informal . reliable, as a report or information.

right or correct, as reasoning, thinking, or a thinker.

in the proper order or condition

Things are straight now.

continuous or unbroken

in straight succession.

thoroughgoing or unreserved

a straight Republican.

supporting or cast for all candidates of one political party

to vote a straight ticket.

unmodified or unaltered

a straight comedy.

without change in the original melody or tempo

She does straight songs, with just the piano backing her.

Informal .

heterosexual.

traditional; conventional.

free from using narcotics.

not engaged in crime; law-abiding; reformed.

undiluted, as whiskey.

Theater . (of acting) straightforward; not striving for effect.

Journalism . written or to be written in a direct and objective manner, with no attempt at individual styling, comment, etc.

She gave me a straight story. Treat it as straight news.

Cards . containing cards in consecutive denominations, as a two, three, four, five, and six, in various suits.

in a straight line

to walk straight.

in an even form or position

pictures hung straight.

in an erect posture

to stand up straight.

directly

to go straight to a place.

without circumlocution; frankly; candidly (often fol. by out ).

honestly, honorably, or virtuously

to live straight.

without intricate involvement; not in a roundabout way; to the point.

in a steady course (often fol. by on )

to keep straight on after the second traffic light.

into the proper form or condition; in order

to put a room straight.

in possession of the truth or of true ideas

I want to set you straight before you make mistakes.

sold without discount regardless of the quantity bought

Candy bars are twenty cents straight.

Journalism . directly and objectively

Write the circus story straight.

without personal embellishments, additions, etc.

Tell the story straight. Sing the song straight.

(of liquor) served or drunk without ice, a mixer, or water; neat

He drank his whiskey straight.

the condition of being straight.

a straight form or position.

a straight line.

a straight part, as of a racecourse.

Informal .

a heterosexual.

a person who follows traditional or conventional mores.

a person who is free from narcotics.

Chiefly Games . a succession of strokes, plays, etc., which gives a perfect score. ?

go straight

Informal . to live a law-abiding life; no longer engage in crime.

play it straight, Informal . to do something without jokes, tricks, subterfuge, distortions

or the like

a comedian who plays it straight when he crusades against drug abuse.

straight off

without delay; immediately

I told him straight off what I thought about the matter. Also, straight away.

straight up

(of a cocktail) served without ice

a gin martini straight up.

adjective

curved , indirect , twisted , corrupt , dishonest , unfair , unjust , disordered , disorderly , disorganized , diluted , mixed , different , unconventional , untraditional , circuitous. crooked , crooked , devious , oblique

adverb

later , dishonestly , indirectly

adjective

beeline * , collinear , consecutive , continuous , direct , erect , even , horizontal , in a line , in a row , inflexible , in line , invariable , level , like an arrow , lineal , linear , near , nonstop , perpendicular , plumb , precipitous , rectilineal , rectilinear , right , running , sheer , short , smooth , solid , square , straightforward , successive , through , true , unbent , unbroken , uncurled , undeviating , undistorted , uninterrupted , unrelieved , unswerving , upright , vertical , aboveboard , accurate , authentic , bald , blunt , candid , categorical , decent , equitable , fair and square , forthright , frank , good , honorable , just , law-abiding , moral , outright , plain , point-blank * , reliable , respectable , summary , trustworthy , unqualified , arranged , correct , exact , in order , neat , organized , put to rights , shipshape * , sorted , tidy , concentrated , out-and-out * , pure , strong , thoroughgoing , unadulterated , undiluted , unmodified , bourgeois , buttoned-down * , conservative , orthodox , traditional , flat , flush , planar , plane , downright , honest , ingenuous , man-to-man , open , plainspoken , straight-out , unreserved , button-down , conformist , establishmentarian , full-strength , unblended , unmixed , (slang) unmixed , arrowlike , clear , sagittal

adverb

as the crow flies * , at once , away , dead * , direct , due , exactly , first off , forthwith , in direct line , instanter , instantly , lineally , now , point-blank * , right , right away , straightaway , straightforwardly , straightly , undeviatingly , candidly , frankly , in plain english , no holds barred , no punches , dead , bang , fair , flush , just , precisely , smack , square , squarely , aboveboard , accurate , aligned , beeline , blunt , candid , consecutive , continuous , continuously , conventional , correct , directly , erect , even , factual , frank , honest , honestly , honorably , immediately , level , linear , methodical , neat , nonstop , orderly , plain , reliable , rigid , sagittal , sequence , sound , successive , tidy , traditional , truthful , unbent , unbroken , undeviating , undiluted , uninterrupted , unmixed , unqualified , upright