car with low fuel-efficiency, 1973, American English, from gas (short for gasoline) + guzzler.

1762, "low or subdued tone," from under + tone (n.). Figurative sense of "undercurrent of feelings, etc.," is attested from 1861.

late 14c., "low, vulgar," from knave + -ish. Meaning "rascally" is from late 15c. (implied in knavishly). Related: Knavishness.

late 14c., from Old English gesnot "nasal mucus," from Proto-Germanic *snuttan (source also of Old Frisian snotta, Middle Low German and Middle Dutch snotte, Middle Low German snute), from the same base as snout. Old English had also a verb snite "wipe or pick one's nose." Meaning "despicable person" is from 1809.

early 15c., of land, "low, lower down, lower in position," from Latin inferior "lower, farther down" (also used figuratively), comparative of inferus (adj.) "that is below or beneath," from infra "below" (see infra-). Meaning "lower in degree, rank, grade, or importance" is from 1530s; absolutely, "of low quality or rank," also from 1530s.

late 14c., from Low German wrangeln "to dispute, to wrestle," related to Middle Low German wringen, from Proto-Germanic *wrang-, from *wrengh-, nasalized variant of *wergh- "to turn," from PIE root *wer- (2) "to turn, bend." Meaning "take charge of horses" is by 1897, American English. Related: Wrangled; wrangling. The noun is recorded from 1540s.

1580s, "lump; cluster or small, close group" (especially of shrubs or trees), from Middle English clompe "a lump" (c. 1300), from a Low German source (such as Dutch klomp "lump, mass," or Middle Low German klumpe "clog, wooden shoe"). Old English had clympre "lump, mass of metal."

1560s, "to move and act unconsciously;" 1580s, "to be listless and apathetic," the sound of the word perhaps somehow suggestive of low feelings (compare mop (v.) "make a wry mouth" (1560s); Low German mopen "to sulk," Dutch moppen "to grumble, to grouse," Danish maabe, dialectal Swedish mopa "to mope"). Related: Moped; moping; mopey; mopish.

type of short-legged dog, 1610s, from French basset, from Old French bas "low" (see base (adj.)) + diminutive suffix.

1580s, "complain in a low voice;" 1590s, "make a low, rumbling sound," from French grommeler "mutter between the teeth" or directly from Middle Dutch grommelen "murmur, mutter, grunt," from grommen "to rumble, growl." Imitative, or perhaps akin to grim (adj.). With unetymological -b- as in mumble. Related: Grumbled; grumbling.