CLIFFS
Noun
cliffs
plural of cliff
Noun
Cliffs pl (plural only)
(informal) Cliff notes
Source: Wiktionary
CLIFF
Cliff, n. Etym: [AS. clif, cloef; akin to OS. klif, D. klif, klip,
Icel. klif, Dan. & G. klippe, Sw. klippa; perh. orig. a climbing
place. See Climb.]
Definition: A high, steep rock; a precipice. Cliff swallow (Zoöl.), a North
American swallow (Petrochelidon lunifrons), which builds its nest
against cliffs; the eaves swallow.
Cliff, n. (Mus.)
Definition: See Clef. [Obs.]
Source: Webster’s Unabridged Dictionary 1913 Edition