Emitte felem e sacculo
Let the cat out of the bag
Bracchium et crus constat
Costs an arm and a leg
Semel in luna caerulea
Once in a blue moon
De diabolo loquere
Speak of the devil
Oculo ad oculum vide
See eye to eye
Duos aves uno lapide occidere
Kill two birds with one stone
Canes dormientes iacere sinite
Let sleeping dogs lie
Latrare arborem falsam
Bark up the wrong tree
Oleum mediae noctis comburere
Burn the midnight oil
Per cutem dentium tuorum
By the skin of your teeth
Adde pabulum igni
Add fuel to the fire
Reditus ad tabulam delineatoriam
Back to the drawing board
Plus morde quam mandere potes
Bite off more than you can chew
Lac effusum fle
Cry over spilt milk
Ad rem perveni
Cut to the chase
Sensus sub caelo
Feeling under the weather
Gustum medicinae tuae accipe
Get a taste of your own medicine
Da beneficium dubii
Give the benefit of the doubt
Ultra miliarium progredi
Go the extra mile
In viam ingredior
Hit the road
In fervore momenti
In the heat of the moment
In currum ascende
Jump on the bandwagon
Mentum erectum tene
Keep your chin up
Fabulam longam breviter fac
Make a long story short
Nullus dolor nullus lucrum
No pain no gain
Crus alicuius trahere
Pull someone’s leg
Accipe cum grano salis
Take it with a grain of salt
Pila in area tua est
The ball is in your court
Optimum utriusque mundi
The best of both worlds
Coniectura tua tam bona est quam mea.
Your guess is as good as mine
Elephantus in cubiculo
Elephant in the room
Magnum praemium percutite
Hit the jackpot