B0014800 (băk′slăp′)v.back·slapped, back·slap·ping, back·slapsv.intr. To demonstrate effusive goodwill.v.tr. To demonstrate effusive goodwill toward (another or others).back′slap′per n.
back•slap•ping
(ˈbækˌslæp ɪŋ)
n. the practice of making an effusive display of friendliness, as by slapping people on the back. [1770–80]back′slap`,v.t., v.i. -slapped, -slap•ping.back′slap`per,n. TranslationsThesaurusSeebackslap