palm

1 palm /ˈpɑːm/ noun
plural palms
1 palm
/ˈpɑːm/
noun
plural palms
Britannica Dictionary definition of PALM
[count]
: the inside part of the hand between the wrist and the fingers
— see picture at hand

grease the palm of

— see 2grease

have someone in the palm of your hand

: to have control or influence over someone : to be able to control someone easily
2 palm /ˈpɑːm/ noun
plural palms
2 palm
/ˈpɑːm/
noun
plural palms
Britannica Dictionary definition of PALM
[count]
1 
a  : a kind of tree that grows in tropical regions and has a straight, tall trunk and many large leaves at the top of the trunk
— called also palm tree
b  : a bush or large plant that is related to the palm and can be grown indoors — see color picture on this page
2 
: the leaf of a palm especially when it is carried as a symbol of victory or in celebration of something
3 palm /ˈpɑːm/ verb
palms; palmed; palming
3 palm
/ˈpɑːm/
verb
palms; palmed; palming
Britannica Dictionary definition of PALM
[+ object]
1 
: to hide (something) in the palm of your hand
2 
a  basketball : to hold (a basketball) in an illegal way for a moment while you are dribbling
b  soccer : to knock (the ball) away from the goal with your hands

palm off

[phrasal verb] informal
1 
palm (something) off or palm off (something)
a  : to sell (something) for more than it is worth by being dishonest about it
b  : to get someone to accept or do (something)
2 
palm yourself off as (someone) : to pretend to be (someone you are not)