draw on

draw on

1. To access and use a helpful resource. Drawing on my experience speaking in front of my class definitely helped when I had to give a speech to the whole school. You have to draw on your inner strength—it will carry you through an experience like this.
2. To approach or come closer. My anxiety level grew as the exam's start time drew on.
3. To put on an article of clothing. I drew on my coat before leaving the house on this frigid morning.
4. To happen or pass by slowly. As the lecture drew on, most of the students started to doze off.
See also: draw, on
Farlex Dictionary of Idioms.

draw on someone or something

 and draw upon someone or something
to use someone or something in some beneficial way; to extract from a resource, reserve, etc. I may have to draw on your advice in order to complete this project. If there is some way you can draw on me to your advantage, let me know. By the end of the contest I had drawn upon all the energy I had.
See also: draw, on
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

draw on

1. Approach, as in As evening draws on, we'll make our way back to the house. [First half of 1500s]
2. Put on a piece of clothing, as in She drew on her gloves. [Early 1700s]
3. Also, draw upon. Make use of something or someone. For example, This dictionary draws on many different sources, or The chairman was good at drawing upon the various members for their expertise. [Mid-1600s]
See also: draw, on
The American Heritage® Dictionary of Idioms by Christine Ammer.

draw on

v.
1. To put lines, pictures, or some other markings on some surface, using a pen, pencil, or other marking implement: The kids are drawing clowns on the the walls! In my art class we drew on big pieces of paper.
2. To use something as a resource: If I run out of cash, I'll have to draw on my savings account. I drew on my old scout training to make that fire.
3. To approach: The lost campers became more worried as nighttime drew on.
4. To pass gradually: The storm gradually lessened as the night drew on.
See also: draw, on
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • draw upon (someone or something)
  • not come/go amiss
  • amiss
  • go-to girl
  • go-to guy
  • have (something) to offer
  • have something to offer
  • tap into (something)
  • play (one's) trump card
  • play trump card