to engage in thought or reflection; meditate (often fol. by on, upon, or a clause).

to indulge in conjectural thought.

to engage in any business transaction involving considerable risk or the chance of large gains, esp. to buy and sell commodities, stocks, etc., in the expectation of a quick or very large profit.

verb

ignore , neglect , abstain

verb

beat one’s brains , brainstorm * , build castles in air , call it , call the turn , cerebrate , chew over , cogitate , conjecture , consider , contemplate , deliberate , dope * , dope out * , excogitate , figure , figure out * , guess , guesstimate , have a hunch , hazard a guess , head trip , hypothesize , kick around * , meditate , muse , pipe-dream , psych out , read , read between lines , reason , reflect , review , ruminate , run it up flagpole , scheme , size up , study , suppose , surmise , suspect , weigh , wonder , dare , hazard , make book , margin up , play , play the market , plunge , pour money into , spec , stick neck out , take a chance , take a flier , take a fling , venture , wildcat , ratiocinate , infer , theorize , brainstorm , chance , dream , gamble , imagine , ponder , predict , risk , think