(n) Corruption of "dumb loser". First appeared as a typo on Facebook.

1) A person who consistently zeros in on and maintains a flawed argument even after having been proven wrong

2) A person who makes a stupid move/decision

3) A person who unfailingly begins an argument with the stupidest person in the room.
1) It's 2012. Anyone who still has a W '04 bumper sticker on their car is a dumb laser.

2) You were just totally pwned, you dumb laser.

3) He's always getting into fights with idiots. He's such a dumb laser.
by Snibby March 16, 2012
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Corruption of "dumb loser". First appeared as a typo on Facebook.

1) A person who consistently zeros in on and maintains a flawed argument even after having been proven wrong

2) A person who makes a stupid move/decision
1) It's 2012. Anyone who still has a W '04 bumper sticker on their car is a dumb laser.

2) You were just totally pwned, you dumb laser.
by Snibby March 16, 2012
Get the dumb laser mug.