tìm từ bất kỳ, như là dirty sanchez:
 
1.
To get an assassination medal in halo 3 by meleeing in the back. Commonly used by tsquared captain of the halo 3 team Str8 Rippin
Tsquared: Give em' the back smack baby!
viết bởi BoweTheShow 22 Tháng sáu, 2009
 
2.
action verb: To strike another person because they have just pissed you off. One can backsmack by thought, word, or deed.
Steve: "Did she just cut you off?"
John: "Yeah, I 'd like to backsmack her!"
viết bởi Lexie 1912 19 Tháng chín, 2008
 
3.
To violently slap someone on the back.
"Dude, it hurts so bad!"

"Take that back smack bitch!"

"Did you see Todd totally get fucked up, that was the worst back smack I have ever seen!"
viết bởi Tango09 31 Tháng ba, 2010