The Kentucky thumb
Wow she got really wet after I gave her the Kentucky thumb
The act of placing your thumb in a woman's vagina, so far that it may just be saving her life.
Made famous by famous YouTube star, The AK Guy, Brandon Herrera.
I gave her the Kentucky Thumb last night, she was done in only a few minutes.
Putting a thumb in your anus to stimulate the vasovagal response to the point to slow your heart rate down to prevent shock or death from bleeding, can also be used for pleasure also.
When you stick your thumb up your anus whilst masturbating.
Babe usually gives himself the greasy thumb when he wants himself.
Sass thumb: a electronic response by only a single thumbs up.
When someone is annoyed at the message and replies with a single thumbs up emoji.
Steph: well I'm talking to my ex boyfriend
Dak: 'replies with a sass thumb'
Steph: why did you just reply with a thumb reaction?
Dak: (2 hours later) that was sass thumb
When a construction worker with roof hands man handles the bean with his sandy thumb.
I met a chick at the moose lodge and I gave her the Sandy Thumb
Someone who uses his or her thumb as a mutual part of the relationship. This can include constant thumbs up for a good job, or anal penetration.
"Dude, you have to do it, you're my thumb buddy!"