Originally Posted by
Coal Buster
Ha, I love the implied ad hominem attack 'if you can't handle one beer, there's something wrong with you!'
Lightweight == low body mass.
teetotaler == someone who abstains, will be more affected by small quantities.
No opprobrium, just the facts. I don't think either of these could be construed as something wrong with someone.
There are also, more rarely, other physiological conditions but I didn't mention them. One beer is not going to be an impairment for most people. It's a tempest in a teapot.