Obverse a. : Having the base, or end next the attachment, narrower than the top, as a leaf.

Obverse a. : The face of a coin which has the principal image or inscription upon it; -- the other side being the reverse.

Obverse a. : Anything necessarily involved in, or answering to, another; the more apparent or conspicuous of two possible sides, or of two corresponding things.

Example:
I have a Statehood Quarter with the Obverse image of George Washington on both sides. What is it worth?

Taxonomy
obverse, coins, obverse and reverse, tradition, obverse side, currency, monarch, tails, ancient tradition, free encyclopedia, designs, sides, euro coins, guarantor, Roman imperial, coinage, two sides, paper currency.

Defination from the web:
obverse, and its opposite, reverse, describe the two sides of units of currency and many other kinds of two-sided objects - most often ... The various Hellenisic rulers who were his successors followed his tradition and kept their images on the obverse of coins. ...