for certain

Другие идиомы:

• ferret (information or something) out of (someone)
• fight like cats and dogs
• flog/beat a dead horse
• fraidy-cat
• feather one's nest
• fly the coop
• for the birds
• foul one's own nest
• fall/drop into one's lap
• feel (something) in one's bones
• flex one's muscles
• face value (of something)
• fair play
• figure out (something)
• fill the bill