speculate about (someone or something)

speculate about (someone or something)

To conjecture, hypothesize, or make guesses about someone or something without having supporting or conclusive evidence. We've all been speculating about the mysterious man who moved into the house two doors down. It's certain to be a gamble, but until we try it, all we can do is speculate about how the product will do on the market.
See also: speculate
Farlex Dictionary of Idioms.

speculate about someone or something

to make guesses about someone or something; to hypothesize about someone or something. I refuse to speculate about Sally. I don't presume to guess what she will do. We don't speculate about the future.
See also: speculate

speculate in something

to make risky business deals in the buying and selling of something. Jeff made a fortune speculating in cotton. I do not wish to speculate in anything. It is too risky.
See also: speculate

speculate on something

to make a hypothesis about something. I really don't want to speculate on what might happen next. Would you care to speculate on what might happen if you quit your job?
See also: on, speculate
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • speculate
  • speculate about
  • speculate in
  • speculate on
  • speculate on (something)
  • theorise
  • theorised
  • theorises
  • theorising
  • theorize about