a bit; a jot: We need just a skosh more room.
Origin of skosh
From the Japanese word sukoshi a little (bit)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
"a little bit," Korean War armed forces slang, from Japanese sukoshi "few, little, some."
Online Etymology Dictionary, © 2010 Douglas Harper