Green’s Dictionary of Slang

stack v.

1. [late 19C] (also stack it) to cease from an action; thus stacked adj. [SE stack, to pile up one’s chips in a casino].

2. [1900s] (US campus) to break up a college room [one ‘stacks’ the furniture].

3. [1930s–60s] to hide away; thus stacked adj., hidden away.

4. [1980s] to put something aside.

5. [1990s+] (US black gang/campus, also stack chips, stack paper) to accumulate and/or save money.

6. see stack up v.1 (3)

In phrases

stack it (v.)

see sense 1 above.

stack chips/paper (v.)

see sense 5 above.

SE in slang uses

In phrases

stack asses (v.) [ass n. (2)]

[1970s] (US) to defeat heavily, to thrash.

stack it (v.) [one stacks up fantasies]

[1970s+] (N.Z. prison) to boast, to exaggerate.

stack it up (v.)

[late 19C] (US) to charge exorbitant prices.

stack (on) (v.)

[1940s+] (Aus.) to contrive, to produce.

stack on an act (v.)

[1940s+] (Aus.) to lose one’s temper and deliver a stream of obscenities/oaths.

stack on a turn (v.)

[1940s+] (Aus.) to make a fuss.

stack one’s drapery (v.) (also stack one’s apparel)

[1910s+] (Aus.) to put one’s jacket (and at one time hat) on the ground before starting a fight.

stack the deck (v.) (also stack the cards) [poker imagery]

[20C+] (US) to arrange things in one’s favour, usu. dishonestly.

stack up/stack up to (v.)

see separate entries.

stack Zs (v.)

see under z n.1