straight in WordNet English dictionary

1. successive (without a break)
   "sick for five straight days"
   straight  consecutive 
   
2. without water
   "took his whiskey neat"
   neat  straight  full-strength 
   
3. characterized by honesty and fairness
   "straight dealing"; "a square deal"
   straight  square 
   
4. rigidly conventional or old-fashioned
   square  straight 
   
5. without evasion or compromise
   "a square contradiction"; "he is not being as straightforward as it appears"
   square  straightforward  straight 
   
6. having no deviations
   "straight lines"; "straight roads across the desert"; "straight teeth"; "straight shoulders"
   straight 
   
7. no longer coiled
   uncoiled  straight 
   
8. (of hair) having no waves or curls
   "her naturally straight hair hung long and silky"
   straight 
   
9. free from curves or angles
   "a straight line"
   straight 
   
10. in keeping with the facts
    "set the record straight"; "made sure the facts were straight in the report"
    straight 
    
11. following a correct or logical method
    "straight reasoning"
    straight 
    
12. erect in posture
    "sit straight"; "stood defiantly with unbowed back"
    straight  unbent  unbowed 
    
13. not homosexual
    straight 
    
14. neatly arranged; not disorderly
    "the room is straight now"
    straight 
    
15. accurately fitted; level
    "the window frame isn't quite true"
    true  straight 
    

1. without deviation
   "the path leads directly to the lake"; "went direct to the office"
   directly  straight  direct  directly  straight  direct 
   
2. 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"
   directly  flat  straight  directly  flat  straight 
   
3. in a straight line; in a direct course
   "the road runs straight"
   straight  straight 
   

1. a heterosexual person; someone having a sexual orientation to persons of the opposite sex
   heterosexual  heterosexual person  straight person  straight 
   
2. a straight segment of a roadway or racecourse
   straightaway  straight 
   
3. a poker hand with 5 consecutive cards (regardless of suit)
   straight