Lightweight 

A person who is physically weak or below par with regard to weightlifting and/or power lifting. Typically used by 8 time Mr Olympia Ronnie Coleman during his years of training.

Ronnie Coleman whilst training shouts "LIGHTWEIGHT, LIGHTWEIGHT BABY!, YEAH BUDDY!" before attempting a serious lift.

Lightweight by Madv October 6, 2009

lightweight 

someone who pukes after like a few drinks when there friend is chugging them down with ease

being a lightweight is nothing to do with height or size its just who has a stronger stomach

Boy 1: "OMG! did you see that girl last night?
Boy 2: "Yeahh dude, that one that was throwing up all over the place?
Boy 1: lol .. her friend was hammering them down..

Boy 2: OWNED
Both: such a lightweight

lightweight by geniusperson February 10, 2010

lightweight 

Someone who gets drunk really fast or stays drunk after a long period of not drinking

Wow he's a lightweight, he's drunk after 2 beers.
You're still drunk after 5 hours? Lightweight

lightweight by ftw229 September 14, 2016

Lightweight 

An odd shaped being that is hospitalized when returning from a stag do and has to rely on two separate drips to stabilize his condition.

I'm such a pussy lightweight that all they were shouting in the hospital was "CARDIAC ARREST!!!"

Lightweight by Potential Wife August 20, 2008

lightweight 

Being a 3 beer queer. When every girl at the party is out drinking you. When all of your buddies have to cut you off at 5 beers, or else it could get ugly.

Damn that Evan-O kid is such a lightweight, he is already puking and he has only had 3 beers.

lightweight by bigg dogg 9 October 20, 2009

Lightweight 

A team of digital advertising staff who are unable to keep up with the drinking speed of colleagues and bail to go home

Client success (US) bailed early as complete Lightweights

Lightweight by DanTheManWhoCan November 5, 2014

Lightweight 

When you get drunk at the slightest taste of alcohol.

Leanna: I'm not a lightweight!!!

Jaymison: Bish you can't even hang on a lunch.

Lightweight by Ang31rockz September 2, 2015