squeg

squeg

(skwɛɡ)
vb (intr) , squegs, squegging or squegged
to oscillate in an irregular way between different frequencies
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
His recent Edinburgh Festival show 'Squeg' garnered rave reviews including 4 stars from the hugely influential comedy website Chor tle.