1. [late 17C–late 18C] of a gambler, to increase one’s wager; thus buttering adj.
2. [18C+] to flatter; thus to disguise with euphemism, flattery etc.; thus buttered, adj., flattered; buttering n., flattery.
3. [19C] to whip, to thrash.
4. [1990s+] (US campus) to like.
[mid-19C] a flatterer.
1. [early 19C+] to flatter, to ingratiate oneself; thus buttering up, excessive flattery.
2. [mid-19C] of an inanimate object, to extol, to praise.
SE in slang uses
see under bun n.1
[1920s] to win at cards.
see under muffin n.2