Some one of either sex who tests out the dicks of others

A professional who testes video games by playing them before their release in the market.

to make a game bug free the publishers installs a in house tester team or outsources these games to specialized game testing firms.

these game after alpha stages comes into game testers hands and they are continued to be tested until release.

Of course a dream job for a gamer.

A game tester is a guy who gets money for and makes livelihood by playing games.

Homosexual. Male who lives to shove his dick up other males arses.

1. Noun: Slang for prostitute

Pressing two thumbs simultaneously into a girl's ass like your pushing in the knot of a cantelope to test its freshness.

When somebody sits on something or lays on something they would be testing the comfort, so comfy testers are people who go round trying to find what is comfiest.

They would compare answers with one another to hear each others opinions on the level of comfyness.
Things that aren't comfy such as a thorn bush would get about a 1 out of 10 but things such as memory foam mattress would get roughly a 9, 10 if extreme comfort is found.