erect
/ɪˈɹɛkt/adjective
Definitions
Upright; vertical or reaching broadly upwards.
(of body parts) Rigid, firm; standing out perpendicularly, especially as the result of stimulation.
Example: The penis should be fully erect before commencing copulation.
Synonyms:hardstiff(of a man) Having an erect penis
Example: OK, baby, I'm erect now. Let's get it on!
Synonyms:hardstiffBold; confident; free from depression; undismayed.