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Noun: hard-on  'haa(r)d`ón
Usage: vulgar
  1. An erect penis
    - erection
Adjective: hard-on  'haa(r)d`ón
  1. Made hard like wood as the result of the deposition of lignin in the cell walls
     
  2. Abounding in trees
    - arboraceous, arboreous, woodsy
     
  3. Made of or containing or resembling wood
    "hard-on plants"

Derived forms: hard-ons

See also: ashen, beechen, birch, birchen, birken, cedarn, hard, ligneous, oaken, suffrutescent, wooded, wooden

Type of: sexual arousal

Encyclopedia: Hard-on

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hardinggrass
hardish
hardline
hard-line
hardliner
hardly
hardly a
hardness
hard-nosed
hard-of-hearing
hard-on
hardpan
hard-pressed
hardscrabble
hard-shell
hard-shell clam
hard-shell crab
hard-shelled
hardship
hard-skinned puffball
hardstem bulrush