A phrase used to describe the finality of a decision made by someone.
Once someone has made a decision and can not back out of it.
Derives from the immature act of sticking one's thumb in a can and attempting to pull it back out.
Jim: Why don't you just leave her?
Ted: I can't mate, I've got my thumb in the can now.
Wish I'd have said no to that promotion...now I've got my thumb in the can.
'I love you' in sign language.
a medium used to express your love for someone without voicing it out.
'2 fingers and one thumb' Tony showed his mother. Not that would be the last time she would get to see him do that.
When you press the wrong buttons in a video game, because you're too used to the controls of a different game.
I was just trying to swap weapons, but I had Dizzy Thumbs and accidentally threw a grenade.
Emily saw my leg thumb when it fell out of my swimsuit today.
To beat someone with your thumb, only using your thumb and a whipping motion you hit them on the head.. or arm..Thumb beats are Dope.
Mike is on the back seat of the bus raises hit and and smacks cold on the head infront of him cole yells out nice thumb beat and returns the favor
THe act of using your thumb as a weapon, b whiping it with your wrist and delivering devistating pian on someones head.
Matt: whats a thumb beat,
Thomas: here ill show you,
Matt: Oww WTF
When you place your thumb on the rectum and pushed firmly creating a popping noise.
John pushed so hard on my anus with his thumb it thumb popped