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

• tank up on something
• tank up something
• tan someone's hide
• taper off
• tar someone with the same brush
• tar with the same brush
• taste blood
• tea and sympathy
• teach a lesson
• teach grandmother to suck eggs
• teach school
• teach someone a lesson
• teach your grandmother to suck eggs
• team up
• team up with
• team up with someone
• team up with something
• tear apart
• tear apart someone
• tear apart something
• tear at
• tear at heartstrings
• tear at something
• tear at your heartstrings
• tear away