Lert

A person who, for no medical reason, but merely wilful ignorance, lacks the intellectual capacity to make good decisions.

Don't talk politics with Joan, she is a complete lert.

by Ambisonix May 16, 2020

Lert

A child (most commonly a boy) between the ages of 7 to 12 who acts obnoxiously. They possess no verbal filter nor inside voice.

Remember when Michael kicked Elijah in the nuts? He was such a lert back then.

by MrC_2005 January 09, 2022

Lert

Alert af. Being in a state of constant focus and awareness of surroundings.

Owen was lert af during that AP test today.

by Lertleah2k17 April 10, 2017

Lert

referring to a $1 bill; usually said in the projects.

Hey Jake, You got a lert i could borrow?

by D-Money18 March 20, 2009

pee-lert

A warning to friends that the video, song, photo, or writing being linked to is so funny that it may cause one to piss oneself.

A portmanteau of 'pee' and 'alert.'

FUNNY PEE-LERT!
Do not watch the following video if you have a bladder control problem. Disregarding this warning may result in wet pants and all your friends pointing and laughing at you.

by MacKay September 13, 2008