out of hand adverb 2adjective 1forms 2 adverb2 •Without (further) thought or consideration. •(no longer used) Immediately, forthwith, or incontinently.He bad to open wyde his brazen gate, / Which long time had bene shut, and out of hond / Proclaymed ioy and peace through all his state [...]. — 1590 adjective1 •Barely under control; not under control.Clean things as you go so that the mess does not get out of hand. formsmore out of hand · most out of hand