Green’s Dictionary of Slang

flip v.4

[abbr. flip one’s wig under wig n.2 ; and ext. uses]

1. [1950s] (US drugs) to become unconscious through an overdose of a drug.

2. [1950s+] (orig. US, also flit, pliff) to lose control, to get over-excited or very worried; often ext. in phr. flip one’s cork/frijoles/noodle/raspberry/stack.

3. [1950s+] to excite (sexually).

4. [1960s] to be sexually excited.

5. [1960s] to become drunk.

6. [1990s+] (US black) to start an argument, to fight, esp. with an intimate.

7. see flip out v. (5)

In phrases

flip for (v.)

[1950s+] (orig. US) to become fascinated, obsessed by.

flip off at the jibs (v.)

see under jib n.1

flip one’s cork (v.)

[1950s–60s] (US) to lose one’s temper; to go mad.

flip one’s lid (v.)

see under lid n.

flip one’s top (v.)

[1950s+] (US black) to go crazy, to lose one’s temper; thus fliptop adj., crazy; as n., a crazy person.

flip one’s wig (v.)

see under wig n.2

flip out

see separate entries.