A fork of Rural Dictionary
The stripe that is on the underside of the penis where it looks like the skin has been joined together.
If you check your own penis you will see it - and as it has no official medical term, and has appearance the of a seam weld, this is commonly referred to as 'The Weld'.
Look at ' (The) weld' on that cock
grinding your penis in between the thighs of another man to achieve ejaculation.
In the mid-90s, young men at the Indian Institute of Technology (IIT-Madras) started the concept of welding as they were having difficulty getting anywhere with young females.
Sanju: Man, I asked the hot chick out to chai, but she rejected me.
Krishnu: It's okay. We can head back to our dormitories and weld Sanju.