Definify.com

Webster 1913 Edition

Adj.

Having a bulb; round-headed.

Adj.

Round headed.

bulbed ‎(comparative more bulbed, superlative most bulbed)

Shaped like a bulb.
- 2008 February 21, Michael Wilson, “Home in Box Had Its Problems; Alternative Does, Too”, in New York Times:
  One man does not pass: John Cornelius Foley, a 6-foot-2, lumbering slab of damaged Irish-American age 57 years this May. He limps slowly, his right leg below the knee as knotty and bulbed as an old root.