square, straightforward, straight -- (without evasion or compromise; "a square contradiction"; "he is not being as straightforward as it appears")
neat, straight, full-strength -- (without water; "took his whiskey neat")
straight -- (following a correct or logical method; "straight reasoning")
square, straight -- (rigidly conventional or old-fashioned)
Overview of adv straight
The adv straight has 3 senses
directly, straight, direct -- (without deviation; "the path leads directly to the lake"; "went direct to the office")
directly, flat, straight -- (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")
straight -- (in a straight line; in a direct course; "the road runs straight")