• (a.) Burdensome or hindering, as a weight or drag; embarrassing; vexatious; cumbrous. • (a.) Not easily managed; as, a cumbersome contrivance or machine. Found on http://thinkexist.com/dictionary/meaning/cumbersome/
Cum'ber·some (k...m'b...r-s...m) adjective 1. Burdensome or hindering, as a weight or drag; embarrassing; vexatious; cumbrous. « To perform a cumbersome obedience. Sir. P. Sidney. » 2. Not easily managed; as, a cumbersome contrivance or machine. ... Found on http://www.encyclo.co.uk/webster/C/202
cumbrousadjective difficult to handle or use especially because of size or weight; `a cumbersome piece of machinery`; `cumbrous protective clothing` Found on https://www.encyclo.co.uk/local/20974