1. Straight and vertical: In an upright position.

2. Physiology firm and rigid: Stiff and swollen as a result of being filled with blood, e.g. when sexually aroused.

3. Right side up: Describes an optically produced image that is right side up and not inverted.

4. To build a structure from basic parts and materials.

5. To fix something in an upright position.

6. To bring an organization, system, or theory into being.

7. To draw or construct a line or figure on a given base.

When the male organ (penis) is in an upward position normaly when sexually pleased or horny.

When a girl is hot as fuck, and your dick gets hard as fuck and becomes erect

When your penis goes hard. Erect or erection.

the besy way to be :)

When a male’s penis becomes hard which means he’s ready to be sexually pleased

synonym for boner