Thunker Edit Meaning

1.

One who has the ability to think for themselves and uses it.

If you had to read the example, you are not a thunker!

See person, thinker, think, thinking, taught, thought, bible, religion

2.

To make a large mistake like to shoot a 8 on a par 4 golf hole, or to totally screw something up, like ruin a term paper for school

Man, thats the worst thunker i have ever shot in one round of golf