A person, usually male, who defines himself by the size of his biceps. Biceptuals, often found on Long Island, are frequently seen out and about in the summer months, and they are known to wear extra small t-shirts. They compensate for a lack of intelligence with the size of their biceps.

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A person, usually a man, who is obsessed with his biceps.

when one loves their muscles so much, nothing else matters, that person is biceptual in their sexual orientation

a man who is so obsessed with his muscles, typically arms, that their had has gone so far up their ass it has resurfaced through the esophagus creating the illusion of a normal person.

A gym regular that is either into exclusively lifting biceps or incorporating biceps into every gym cession. On occasion they dream of having relations with the anatomical muscle group.