Answer: kneesies

AnswerCrossword Clue
KNEESIESUnder-the-table flirtation
KNEESIESClandestine canoodling
KNEESIESFlirt's game
KNEESIESUnder-the-table activity
KNEESIESUnder-the-table action
kneesiesflirtatious touching of knees under the table
kneesiesto rub knees with another person, esp. surreptitiously and in an amorous or sexually provocative manner, as while seated at a table