(men's speech) Contraction of すみません (sumimasen).

Contraction of っていうか (tte iu ka); Contraction of ってゆうか (tte yuu ka).

Contraction of っていう (tte iu).

The long-vowel mark, which marks a long vowel in katakana (and less commonly in hiragana) when placed after a syllable.

饆饠: senbei-like crackers

胸チラ: (sex, slang) an unexpected (intentional or accidental) exposure of a woman's breasts

to use one's head

use one thing for many purposes / work someone hard

senbei-like crackers

a chinchilla (rodent)