It is actually "double entendre".
It is French for "double hearing"
It is a word or group of words said that can have two or more different meanings.
Often there is a "normal" meaning and the second one has some kind of sexual connotation.
Some examples are:
Pool players have balls.
Dentists always look down in the mouth.
You get 24 if you double 12.
B sharp, C double-sharp, D double-sharp, E sharp, F double-sharp, G double-sharp, A double-sharp, B sharp.
Multiply x2, then do it again.
wavelength
146
In Classical Ballet there are seven categories of movement: Plier "Bend", Etendre "Stretch", Relever "Rise up", Sauter "Jump or Leap", Glisse "Glide", Tourner "turn" You may find more detailed ballet movements here: https://en.wikipedia.org/wiki/Glossary_of_ballet
Double Trouble, Double Jeopardy, Double Dutch, Double Dare
Word that has double c double s and double l: successfully.
Successfully contains double L double C and double S. Unsuccessfully also contains double L double C and double S.
An In-N-Out Double Double has 670 calories.
double helix
A double double is a term commonly used in Canada when buying coffee a Tim Hortons. A double double is two teaspoons of sugar and two cream.
Double reed.
On the double comes from the term "double time". When marching if you double time you are running. So on the double basically means hurry up.
Double of 58 is 116.
example: double num = 12.34; double *numptr = # double **numptrptr = &numptr;
double u double u double u