the eye of the wind = η κατεύθυνση του ανέμου: he swung the boat into the eye of the wind the eye of the hurricane/storm = το κέντρο/επίκεντρο της καταιγίδας, το μάτι του κυκλώνα be in the eye of the hurricane = βρίσκομαι στο μάτι του κυκλώνα / στο κέντρο μεγάλης αναταραχής “The IMF will be in the eye of the storm and will be blamed for any national failures to implement their own programmes and the consequent crises,” he said. —AFP
[url]http://www.oxforddictionaries.com/definition/english/eye?q=eye
a level playing field = ισότιμη αντιμετώπιση, αντιμετώπιση επί ίσοις όροις / υπό ισότιμες συνθήκες There are calls for less restrictive laws in order to allow them to compete on a level playing field (= in a way that is fair) with other financial institutions.
horse sense = απλή λογική pure horse sense should tell you not to stand so close to the space heater
He credits his success to good old-fashioned horse sense. http://www.merriam-webster.com/dictionary/horse+sense
bone up on something = ξεκοκαλίζω, μελετώ ενδελεχώς The test includes history, math, and languages, so I'll have to bone up on a lot of subjects. http://idioms.thefreedictionary.com/bone+up
strike it rich = κάνω γερή μπάζα, τα κονομάω, πλουτίζω ξαφνικά If I could strike it rich, I wouldn't have to work anymore. Many immigrants dream of striking it rich in America. http://idioms.thefreedictionary.com/strike+it+rich
do some fine coin = τα κονομάω χοντρά, κάνω χοντρή κονόμα When I get my big break, I'm going to do some fine coin. Richard did some fine coin on that last housepainting job. http://idioms.thefreedictionary.com/do+some+fine+coin
at the drop of a hat = στο πιτς-φιτίλι, εν ριπή οφθαλμού, σε χρόνο μηδέν, εν τω άμα και το θάμα, από παρόρμηση, με το παραμικρό, δίχως δεύτερη σκέψη If you need help, just call on me. I can come at the drop of a hat. We now have a situation where laws may be changed at the drop of a hat. He'd buy her expensive clothing at the drop of a hat and worry about how he would pay for it later. http://idioms.thefreedictionary.com/at+the+drop+of+a+hat http://www.usingenglish.com/forum/threads/10006-at-the-drop-of-a-hat/page2
(wide) off the mark = άστοχος, εσφαλμένος, σφαλερός, ανακριβής His criticisms are way off the mark. Bedini and Curzi were probably not far off the mark in their analysis. http://idioms.thefreedictionary.com/be+off+the+mark
the order of the day = (κυριολεκτικά) η ημερήσια διάταξη be the order of the day = (μεταφ.) επιβάλλεται να, το απαιτεί η περίσταση να, είναι εκ των ων ουκ άνευ | είναι ο κανόνας, το κύριο γνώρισμα, το χαρακτηριστικό στοιχείο, το δεσπόζον στοιχείο For countries undergoing a recession, large cuts in public spending seem to be the order of the day. Champagne was the order of the day as we all congratulated Tim on his success. http://idioms.thefreedictionary.com/be+the+order+of+the+day Good cheer and celebrations will be the order of the day. http://dictionary.reference.com/browse/order+of+the+day