(adverb)to make (oneself, a person, or thing) smart and neat
any coniferous tree of the N temperate genus Picea, cultivated for timber and for ornament: family Pinaceae. They grow in a pyramidal shape and have needle-like leaves and light-coloured woodSee also Norway spruce, blue spruce, white spruce, black spruce
the wood of any of these trees
C17: short for Spruce fir, from C14 Spruce Prussia, changed from Pruce, via Old French from Latin Prussia
neat, smart, and trim
Derived Formssprucely, adverbspruceness, noun
C16: perhaps from Spruce leather a fashionable leather imported from Prussia; see spruce1
"evergreen tree," 1660s, from spruse (adj.) "made of spruce wood" (early 15c.), literally "from Prussia," from Spruce, Sprws (late 14c.), unexplained alterations of Pruce "Prussia," from an Old French form of Prussia. Spruce seems to have been a generic term for commodities brought to England by Hanseatic merchants (beer, board, leather, see spruce (v.)), and the tree was believed to have come from Prussia.
1590s, from the adjective meaning "to make trim or neat," from spruce leather (mid-15c., see spruce (n.)), which was used to make a popular style of jerkins in the 1400s that was considered smart-looking.