smack (your) lips

to show excitement or satisfaction.

Planners began smacking their lips at the thought of all that farmland to build on.

Etymology: from the sound made when you quickly move your lips together and apart to show you are hungry or that you like something

• pick up the gauntlet
• pick up the pieces
• pick up the slack
• pick up the tab
• pick up the tab for
• pick up the tab for something
• pick up the threads of
• pick up the threads of something
• pick up your marbles
• pick up your marbles and go home
• pick up your marbles and leave
• pick way
• pick your way
• pick you up
• picture of
• picture of something
• picture-perfect
• piece of cake
• piece of the action
• piece of the pie
• piece together
• piece together something
• pie in the sky
• piggy in the middle
• pig in a poke