To cover on the top; to tip; to cap.

--A mount

Of alabaster, topp'd with golden spires.

Mountains topp'd with snow.

1. To rise above.

A gourd--climbing by the boughs twined about them, till it topped and covered the tree.

Topping all others in boasting.

2. To outgo; to surpass.

3. To crop; to take off the top or upper part.

Top your rose trees a little with your knife near a leaf-bud.

So, in America we say, to top corn, that is maiz, by cutting off the stalk just above the ear.

4. To rise to the top of; as, he topped the hill.

5. To perform eminently. [Not in use.]