V. S. Apte, The Practical Sanskrit–English Dictionary. Look up any word of the Gita in Devanagari, IAST or Harvard-Kyoto, or browse the headwords letter by letter.
Entry अवहास
अवहासavahāsa1 Smiling, a smile.
1 Smiling, a smile.
A jest, joke, ridicule, यच्चावहासार्थमसत्कृतोऽसि Bg.11.42.
yaccāvahāsārthamasatkṛto'si — Not knowing this Thy greatness, for whatsoever disrespect was shown by me to Thee in jest, at play, on the couch and the seat and in the banquet… 11·42
अवहासार्थम्avahāsārthamasculine noun avahāsa (fun, jest, joke) with the suffix artham having the sense of the Dative case-termination (in jest or for the sake of fun).