(n) (uk) common goldeneye (species of duck, Bucephala clangula)
(n) (uk) (obsc) lampshell (excluding the lingulate brachiopods)
lamp shell
(n) ball girl (as in tennis)
(n) bodyguard
(n) Portuguese (language)
(n) (1) marguerite (Chrysanthemum frutescens)
(2) Japanese women's hairstyle comprised of a long braid tied up in a loop with a ribbon (ca. 1885)
(n) machine gun
(n) margarita
(n) manganese nodule
(n) (uk) rook (species of crow, Corvus frugilegus)
(n) (uk) Soletellina diphos (species of clam)
(n) mridangam (double-headed barrel drum of Indian origin) (hin:)
(n) megacycle
(n) mega trend
(n) megaton bomb
(n) Mega Drive (Sega)
(n) megafeps (mnemonic for verbs that never precede infinitives, but rather their gerunds)
mind, enjoy, give up, avoid, finish, escape, postpone, stop
(n) mega-float
(n) megalopolis
(n) modern girl (slang circa the 1920s)
(n) (uk) Japanese big-ear radix (pond snail, Radix auricularia japonica)
(n) (uk) Pollia japonica (species of spiderwort)
(n) lager beer
(n) (ling) language (as defined by Saussure; langue and parole) (fre: langage)
(n) language laboratory (wasei: linguaphone room)
(n) Limburger
(n) ruby glass
(n) radar gun
(n) (uk) common raven (Corvus corax)
(n) liquefied natural gas
LNG