fuck! i blundered my knight…or? : r/chess

Can someone help me understand how this is a blunder? : r/chessmemes

White to mate and not blunder. : r/chess

My opponent play f5 here and i took his knight with my bishop to ruin his quuen side pawn structure but computer thinks its blunder and prefer Bc4 can someone explain to me why its a better move? After this blunder My main strategy was to push h5 h4 open

Carlsen just blundered with Kg2. Can you find the move for Black? : r/chess

sometimes chess is brutal,just one blunder,although we will support VD forever : r/chess

My Workout Punishments for Chess Blunders! : r/chess

Proud of this find in a tournament game from a while back. Black to move and show why this move is a blunder. : r/chess

Why is Qf6 a blunder here? : r/chess

I was randomly playing against chess.com's top level bot and it made this blunder. No clue how. (Game link is in comments) : r/chess

Fairly new chess player. I've gotten to the point where I can reasonably develop my pieces in the early game and have a winning position but having a lot of trouble figuring

Can someone explain why a fork is a blunder and I should have sacrificed my rook? : r/chess