expression:

• waiting for one hundred years for the waters of the Yellow River to clear; waiting in vain for an unlikely event; waiting for pigs to fly; When the sky falls, we shall catch larks - four character idiom

noun / ~する noun:

• intermission during a performance (e.g. variety show, play, sumo, etc.)
• temporary departure of an actor (between the first and second halves of a noh or kyogen performance, during which time they change costumes, etc.)

godan ~う verb / transitive:

• to handle; to operate (a machine, etc.); to use
• to deal with (an issue); to manage
• to treat (someone); to deal with (someone)
• to deal in; to carry; to sell

noun:

• an offering of tea and hot water made to Buddha or the spirit of the deceased
• a tea infusion; tea and hot water
• tea ceremony ➜ 茶の湯

adverb:

• suddenly; at once; in one go; with a jerk; with a gulp - onomatopoeia
• considerably; very much; a lot - onomatopoeia
• firmly; with an effort; tightly; exerting pressure - onomatopoeia
• completely (e.g. at a loss) - onomatopoeia
• deeply (e.g. moved) - onomatopoeia

noun:

• online handle (esp. on an online forum like 2ch where the majority of users post anonymously); screen name; user name - colloquialism
• user who uses a online handle (instead of posting anonymously) - colloquialism

particle:

• until (a time); till; to; up to
• to (a place); as far as
• to (an extent); up to; so far as; even
• only; merely

expression / godan ~る verb:

• to suddenly assume an antagonistic attitude; to suddenly become defiant; to turn aggressive (in one's manner)
• to moon; to point one's naked buttocks at someone; to give somebody the brown-eye

godan ~ぐ verb / transitive:

• to act as an agent for; to intermediate
• to announce (someone's arrival); to answer (the door, the phone); to receive (a guest at reception); to usher in (a guest)
• to convey (a message)

noun / ~する noun / ~の noun:

• cooking for oneself; cooking one's own food; doing one's own cooking; making food oneself; self-catering
• scanning a book or magazine to create an ebook by oneself

noun / ~する noun:

• being at a complete loss as to what to do; being at one's wit's end; being at a loss for an answer - four character idiom

noun:

• (of a woman) divorcing and moving back in with her parents - sensitive
• (of an employee) leaving a position only to return to it later
• (of a ship) leaving from and returning to the same port

noun:

• counter
• service counter (e.g. at a bank)
• counter (at a bar, cafe, etc.)
• automatically responding with an upload slot to someone who allows you to download (e.g. in P2P systems) - IT term ➜ カウ・モニター

noun:

• stripehead goby (Trimma striatum, was Trimma striata); stripehead dwarf goby (an Indo-West Pacific fish species)

pronoun:

• this (indicating an item near the speaker, the action of the speaker, or the current topic) ➜ 何れ・其れ・彼【あれ】
• this person (usu. indicating someone in one's in-group) - humble language
• now
• here - archaism
• I (me) - archaism
• certainly - archaism

ichidan verb / transitive:

• to include (in a group or scope)
• to instruct; to make one understand
• to include (a nuance); to put in (an implication)
• to put in (someone's) mouth
• to permeate with flavor

godan ~す verb / transitive:

• to stretch around (e.g. a fence, dragnet, etc.); to lay out (e.g. a wiring system, network, etc.); to string up (e.g. an antenna, ship's rigging, etc.)

ichidan verb / transitive:

• to have someone send (a message, parcel, etc.); to send (via someone else); to leave (a message) with someone
• to use as an excuse; to make a pretext of - archaism

ichidan verb / transitive:

• to write (a person) up (in a positive or negative light); to write something up so that it stands out; to write up in an exaggerated fashion; to detail; to list

noun:

• the wise readily adapt themselves to changed circumstances; the wise are quick to acknowledge their mistakes and correct them - four character idiom
• (in colloquial usage, ironically or as an excuse) the wise make no scruple in suddenly changing their demeanor

expression:

• prevention is better than cure; an ounce of prevention is worth a pound of cure; look before you leap; forewarned is forearmed; a stitch in time saves nine; a walking stick before stumbling [literal] - proverb

noun:

• two swords
• being skilled in two fields; (an) expert in two fields - abbreviation ➜ 両刀使い【りょうとうづかい】
• liking both alcohol and sweets; person who likes alcohol and sweets equally well - abbreviation ➜ 両刀使い【りょうとうづかい】
• bisexual (person) - abbreviation ➜ 両刀使い【りょうとうづかい】

godan ~す verb / transitive:

• to take out; to carry out; to bring out from where it belongs
• to mention something; to broach a topic; to bring up (a subject); to raise (an issue); to mention

adjectival noun:

• plausible (e.g. of a rumour); believable (e.g. of a story); specious (e.g. of an argument); credible (e.g. of a lie); looking very like the truth

ichidan verb / transitive:

• to garnish; to accompany (as a card does a gift)
• to add to as support; to prop up
• to accompany (as an aid, guide, translator, etc.)
• to mimic; to imitate - archaism
• to draw something near to oneself; to approach nearby - archaism