lugubrious

adjective
lu·​gu·​bri·​ous | \ lu̇-ˈgü-brē-əs also -ˈgyü- How to pronounce lugubrious (audio) \

Definition of lugubrious

1 : mournful especially : exaggeratedly or affectedly (see affected sense 1) mournful dark, dramatic and lugubrious brooding — V. S. Pritchett the tour de force of lugubrious cliche is ten times longer than this review — Martin Amis
2 : dismal a lugubrious landscape lugubrious cello music