An attempt to ingratiate oneself with a member of the opposite (or not) sex; to show oneself at best advantage before such a person in the hope of closer acquaintance and possible seduction.
-- Did you see Jack put the moves on that chick at the dance?
similar to "put a fire under it," "let's move/get going," or "get the lead out"...meaning to hurry. as mentioned above, it is usually used by parents, dads in particular.
"stop dawdling or you'll be late for school. nowquit lollygagging and let's get a move on!"